diff --git a/.abf.yml b/.abf.yml
index d22efbc..391e50e 100644
--- a/.abf.yml
+++ b/.abf.yml
@@ -1,2 +1,2 @@
 sources:
-  firefox-48.0.2.source.tar.xz: 75c36b8d2e4d25e0cbcc5e1ee7ed02b7e17ade8e
+  firefox-49.0.2.source.tar.xz: 52d527f06c522c95e2fcf4008dce1a9913379aaf
diff --git a/firefox-48-kde.patch b/firefox-49-kde.patch
similarity index 95%
rename from firefox-48-kde.patch
rename to firefox-49-kde.patch
index a8ee84a..5f363cb 100644
--- a/firefox-48-kde.patch
+++ b/firefox-49-kde.patch
@@ -1,11 +1,11 @@
 # HG changeset patch
-# Parent  07e419c2bbc63c486d25fd8ce117abd10e9ebdba
+# Parent  2704257a50b4ff60fa43eca8d4a547c6d70bb30e
 
 diff --git a/browser/base/content/browser-kde.xul b/browser/base/content/browser-kde.xul
 new file mode 100644
 --- /dev/null
 +++ b/browser/base/content/browser-kde.xul
-@@ -0,0 +1,1174 @@
+@@ -0,0 +1,1179 @@
 +#filter substitution
 +<?xml version="1.0"?>
 +# -*- Mode: HTML -*-
@@ -16,6 +16,7 @@ new file mode 100644
 +
 +<?xml-stylesheet href="chrome://browser/content/browser.css" type="text/css"?>
 +<?xml-stylesheet href="chrome://browser/content/places/places.css" type="text/css"?>
++<?xml-stylesheet href="chrome://browser/content/usercontext/usercontext.css" type="text/css"?>
 +<?xml-stylesheet href="chrome://devtools/skin/devtools-browser.css" type="text/css"?>
 +<?xml-stylesheet href="chrome://browser/skin/controlcenter/panel.css" type="text/css"?>
 +<?xml-stylesheet href="chrome://browser/skin/customizableui/panelUIOverlay.css" type="text/css"?>
@@ -296,18 +297,6 @@ new file mode 100644
 +           noautofocus="true"
 +           position="topcenter topright"/>
 +
-+    <panel id="loop-notification-panel"
-+           class="loop-panel social-panel"
-+           type="arrow"
-+           hidden="true"
-+           noautofocus="true"/>
-+
-+    <panel id="loop-panel"
-+           class="loop-panel social-panel"
-+           type="arrow"
-+           orient="horizontal"
-+           hidden="true"/>
-+
 +    <menupopup id="toolbar-context-menu"
 +               onpopupshowing="onViewToolbarsPopupShowing(event, document.getElementById('viewToolbarsMenuSeparator'));">
 +      <menuitem oncommand="gCustomizeMode.addToPanel(document.popupNode)"
@@ -388,7 +377,28 @@ new file mode 100644
 +#include browser-context.inc
 +    </menupopup>
 +
-+    <menupopup id="placesContext"/>
++    <menupopup id="placesContext">
++      <menuseparator id="placesContext_recentlyBookmarkedSeparator"
++                     ignoreitem="true"
++                     ordinal="2"
++                     hidden="true"/>
++      <menuitem id="placesContext_hideRecentlyBookmarked"
++                label="&hideRecentlyBookmarked.label;"
++                accesskey="&hideRecentlyBookmarked.accesskey;"
++                oncommand="BookmarkingUI.hideRecentlyBookmarked();"
++                closemenu="single"
++                ignoreitem="true"
++                ordinal="2"
++                hidden="true"/>
++      <menuitem id="placesContext_showRecentlyBookmarked"
++                label="&showRecentlyBookmarked.label;"
++                accesskey="&showRecentlyBookmarked.accesskey;"
++                oncommand="BookmarkingUI.showRecentlyBookmarked();"
++                closemenu="single"
++                ignoreitem="true"
++                ordinal="2"
++                hidden="true"/>
++    </menupopup>
 +
 +    <panel id="ctrlTab-panel" class="KUI-panel" hidden="true" norestorefocus="true" level="top">
 +      <hbox>
@@ -404,21 +414,6 @@ new file mode 100644
 +      </hbox>
 +    </panel>
 +
-+    <!-- Sync Panel -->
-+    <panel id="sync-start-panel" class="sync-panel" type="arrow" hidden="true"
-+           noautofocus="true" onclick="this.hidePopup();"
-+           flip="slide">
-+      <hbox class="sync-panel-outer">
-+        <image class="sync-panel-icon"/>
-+        <vbox class="sync-panel-inner">
-+          <description id="sync-start-panel-title"
-+                       value="&syncStartPanel2.heading;"/>
-+          <description id="sync-start-panel-subtitle"
-+                       value="&syncStartPanel2.subTitle;"/>
-+        </vbox>
-+      </hbox>
-+    </panel>
-+
 +    <!-- Bookmarks and history tooltip -->
 +    <tooltip id="bhTooltip"/>
 +
@@ -634,7 +629,12 @@ new file mode 100644
 +                    key="key_undoCloseTab"
 +                    label="&undoCloseTab.label;"
 +                    observes="History:UndoCloseTab"/>
-+          <menuseparator id="alltabs-popup-separator"/>
++          <menuseparator id="alltabs-popup-separator-1"/>
++          <menu id="alltabs_containersTab"
++                label="&newUserContext.label;">
++            <menupopup id="alltabs_containersMenuTab" />
++          </menu>
++          <menuseparator id="alltabs-popup-separator-2"/>
 +        </menupopup>
 +      </toolbarbutton>
 +
@@ -718,41 +718,41 @@ new file mode 100644
 +              <box id="notification-popup-box" hidden="true" align="center">
 +                <image id="default-notification-icon" class="notification-anchor-icon" role="button"
 +                       aria-label="&urlbar.defaultNotificationAnchor.label;"/>
-+                <image id="geo-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="geo-notification-icon" class="notification-anchor-icon geo-icon" role="button"
 +                       aria-label="&urlbar.geolocationNotificationAnchor.label;"/>
-+                <image id="addons-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="addons-notification-icon" class="notification-anchor-icon install-icon" role="button"
 +                       aria-label="&urlbar.addonsNotificationAnchor.label;"/>
-+                <image id="indexedDB-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="indexedDB-notification-icon" class="notification-anchor-icon indexedDB-icon" role="button"
 +                       aria-label="&urlbar.indexedDBNotificationAnchor.label;"/>
-+                <image id="login-fill-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="login-fill-notification-icon" class="notification-anchor-icon login-icon" role="button"
 +                       aria-label="&urlbar.loginFillNotificationAnchor.label;"/>
-+                <image id="password-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="password-notification-icon" class="notification-anchor-icon login-icon" role="button"
 +                       aria-label="&urlbar.passwordNotificationAnchor.label;"/>
-+                <image id="plugins-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="plugins-notification-icon" class="notification-anchor-icon plugin-icon" role="button"
 +                       aria-label="&urlbar.pluginsNotificationAnchor.label;"/>
-+                <image id="web-notifications-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="web-notifications-notification-icon" class="notification-anchor-icon web-notifications-icon" role="button"
 +                       aria-label="&urlbar.webNotsNotificationAnchor3.label;"/>
-+                <image id="webRTC-shareDevices-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="webRTC-shareDevices-notification-icon" class="notification-anchor-icon camera-icon" role="button"
 +                       aria-label="&urlbar.webRTCShareDevicesNotificationAnchor.label;"/>
-+                <image id="webRTC-sharingDevices-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="webRTC-sharingDevices-notification-icon" class="notification-anchor-icon camera-icon in-use" role="button"
 +                       aria-label="&urlbar.webRTCSharingDevicesNotificationAnchor.label;"/>
-+                <image id="webRTC-shareMicrophone-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="webRTC-shareMicrophone-notification-icon" class="notification-anchor-icon microphone-icon" role="button"
 +                       aria-label="&urlbar.webRTCShareMicrophoneNotificationAnchor.label;"/>
-+                <image id="webRTC-sharingMicrophone-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="webRTC-sharingMicrophone-notification-icon" class="notification-anchor-icon microphone-icon in-use" role="button"
 +                       aria-label="&urlbar.webRTCSharingMicrophoneNotificationAnchor.label;"/>
-+                <image id="webRTC-shareScreen-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="webRTC-shareScreen-notification-icon" class="notification-anchor-icon screen-icon" role="button"
 +                       aria-label="&urlbar.webRTCShareScreenNotificationAnchor.label;"/>
-+                <image id="webRTC-sharingScreen-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="webRTC-sharingScreen-notification-icon" class="notification-anchor-icon screen-icon in-use" role="button"
 +                       aria-label="&urlbar.webRTCSharingScreenNotificationAnchor.label;"/>
-+                <image id="pointerLock-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="pointerLock-notification-icon" class="notification-anchor-icon pointer-icon" role="button"
 +                       aria-label="&urlbar.pointerLockNotificationAnchor.label;"/>
-+                <image id="servicesInstall-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="servicesInstall-notification-icon" class="notification-anchor-icon service-icon" role="button"
 +                       aria-label="&urlbar.servicesNotificationAnchor.label;"/>
-+                <image id="translate-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="translate-notification-icon" class="notification-anchor-icon translation-icon" role="button"
 +                       aria-label="&urlbar.translateNotificationAnchor.label;"/>
-+                <image id="translated-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="translated-notification-icon" class="notification-anchor-icon translation-icon in-use" role="button"
 +                       aria-label="&urlbar.translatedNotificationAnchor.label;"/>
-+                <image id="eme-notification-icon" class="notification-anchor-icon" role="button"
++                <image id="eme-notification-icon" class="notification-anchor-icon drm-icon" role="button"
 +                       aria-label="&urlbar.emeNotificationAnchor.label;"/>
 +              </box>
 +              <!-- Use onclick instead of normal popup= syntax since the popup
@@ -789,7 +789,7 @@ new file mode 100644
 +                       hidden="true"
 +                       onclick="ReaderParent.buttonClick(event);"/>
 +              </hbox>
-+              <hbox id="userContext-icons">
++              <hbox id="userContext-icons" hidden="true">
 +                <label id="userContext-label"/>
 +                <image id="userContext-indicator"/>
 +              </hbox>
@@ -856,6 +856,11 @@ new file mode 100644
 +                      command="Browser:ShowAllBookmarks"
 +                      key="manBookmarkKb"/>
 +            <menuseparator/>
++            <menuitem label="&recentBookmarks.label;"
++                      id="BMB_recentBookmarks"
++                      disabled="true"
++                      class="menuitem-iconic subviewbutton"/>
++            <menuseparator/>
 +            <menu id="BMB_bookmarksToolbar"
 +                  class="menu-iconic bookmark-item subviewbutton"
 +                  label="&personalbarCmd.label;"
@@ -1288,7 +1293,7 @@ diff --git a/browser/components/preferences/in-content/main.js b/browser/compone
      // when the user will select the default.  We refresh here periodically
      // in case the default changes. On other Windows OS's defaults can also
      // be set while the prefs are open.
-@@ -736,16 +742,27 @@ var gMainPane = {
+@@ -730,16 +736,27 @@ var gMainPane = {
      let alwaysCheckPref = document.getElementById("browser.shell.checkDefaultBrowser");
      alwaysCheckPref.value = true;
  
@@ -1631,7 +1636,7 @@ new file mode 100644
 diff --git a/browser/installer/package-manifest.in b/browser/installer/package-manifest.in
 --- a/browser/installer/package-manifest.in
 +++ b/browser/installer/package-manifest.in
-@@ -689,16 +689,17 @@
+@@ -676,16 +676,17 @@
  @RESPATH@/greprefs.js
  @RESPATH@/defaults/autoconfig/prefcalls.js
  @RESPATH@/browser/defaults/permissions
@@ -1643,9 +1648,9 @@ diff --git a/browser/installer/package-manifest.in b/browser/installer/package-m
 +@BINPATH@/defaults/pref/kde.js
  
  ; Services (gre) prefs
- #ifdef MOZ_SERVICES_NOTIFICATIONS
- @RESPATH@/defaults/pref/services-notifications.js
- #endif
  @RESPATH@/defaults/pref/services-sync.js
  
  ; [Layout Engine Resources]
+ ; Style Sheets, Graphics and other Resources used by the layout engine.
+ @RESPATH@/res/EditorOverride.css
+ @RESPATH@/res/contenteditable.css
diff --git a/firefox.spec b/firefox.spec
index 822ba83..f3feac7 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -7,7 +7,7 @@
 # This also means only STABLE upstream releases, NO betas.
 # This is a discussed topic. Please, do not flame it again.
 
-%define major 48.0.2
+%define major 49.0.2
 %define ff_epoch 0
 # (tpg) set version HERE !!!
 %define realver %{major}
@@ -39,20 +39,20 @@ Url:		http://www.mozilla.com/firefox/
 %if 0%{?prel}
 Source0:	ftp://ftp.mozilla.org/pub/mozilla.org/%{name}/releases/%{realver}/source/%{name}-%{realver}%prel.source.tar.xz
 %else
-Source0:	ftp://ftp.mozilla.org/pub/mozilla.org/%{name}/releases/%{realver}/source/%{name}-%{realver}.source.tar.xz
+# Source0:	ftp://ftp.mozilla.org/pub/mozilla.org/%{name}/releases/%{realver}/source/%{name}-%{realver}.source.tar.xz
+Source0:	https://archive.mozilla.org/pub/firefox/releases/%{realver}/source/%{name}-%{realver}.source.tar.xz
 %endif
 Source4:	%{name}.desktop
 Source9:	kde.js
 Source1000:	README.urpmi
 # Patches for kde integration of FF 
-Patch11:	firefox-48-kde.patch
-Patch12:	mozilla-48-kde.patch
+Patch11:	firefox-49-kde.patch
+Patch12:	mozilla-49-kde.patch
 #Patch13:	mozilla-kde-background.patch
 Patch34:	xulrunner_nojit.patch
 Patch35:	firefox-37-build-with-time-independent-uuids.patch
 Patch36:	firefox-38.0-enable-NTLMv1.patch
 Patch42:	mozilla-42.0-libproxy.patch
-Patch44:	mozilla-1282843.patch
 
 # Fedora specific patches
 # Unable to install addons from https pages
@@ -179,7 +179,6 @@ Files and macros mainly for building Firefox extensions.
 %patch35 -p1
 %patch36 -p1
 #patch42 -p1
-%patch44 -p1
 
 # Fedora patches
 %patch204 -p2 -b .966424
diff --git a/mozilla-1160154.patch b/mozilla-1160154.patch
deleted file mode 100644
index 1dbf3d5..0000000
--- a/mozilla-1160154.patch
+++ /dev/null
@@ -1,115 +0,0 @@
-# HG changeset patch
-# Parent  3a4bfa5d2d026f7d3fbfd0f87663b87b5caa9344
-# User Petr Jasicek <pjasicek@redhat.com>
-Bug 1160154 - Decrease padding between icons in the personal toolbar with Gtk3 by using "image-button" css style class. r=karlt
-
-diff --git a/widget/gtk/gtk3drawing.c b/widget/gtk/gtk3drawing.c
---- a/widget/gtk/gtk3drawing.c
-+++ b/widget/gtk/gtk3drawing.c
-@@ -2629,26 +2629,35 @@ moz_gtk_get_widget_border(GtkThemeWidget
-                           gboolean inhtml)
- {
-     GtkWidget* w;
-     GtkStyleContext* style;
-     *left = *top = *right = *bottom = 0;
- 
-     switch (widget) {
-     case MOZ_GTK_BUTTON:
-+    case MOZ_GTK_TOOLBAR_BUTTON:
-         {
-             ensure_button_widget();
-             style = gtk_widget_get_style_context(gButtonWidget);
- 
-             *left = *top = *right = *bottom = gtk_container_get_border_width(GTK_CONTAINER(gButtonWidget));
- 
-             /* Don't add this padding in HTML, otherwise the buttons will
-                become too big and stuff the layout. */
-             if (!inhtml) {
-+                if (widget == MOZ_GTK_TOOLBAR_BUTTON) {
-+                    gtk_style_context_save(style);
-+                    gtk_style_context_add_class(style, "image-button");
-+                }
-+              
-                 moz_gtk_add_style_padding(style, left, top, right, bottom);
-+                
-+                if (widget == MOZ_GTK_TOOLBAR_BUTTON)
-+                    gtk_style_context_restore(style);
-             }
- 
-             moz_gtk_add_style_border(style, left, top, right, bottom);
-             return MOZ_GTK_SUCCESS;
-         }
-     case MOZ_GTK_ENTRY:
-         {
-             ensure_entry_widget();
-@@ -3081,16 +3090,17 @@ moz_gtk_widget_paint(GtkThemeWidgetType 
-                      GtkTextDirection direction)
- {
-     /* A workaround for https://bugzilla.gnome.org/show_bug.cgi?id=694086
-      */
-     cairo_new_path(cr);
- 
-     switch (widget) {
-     case MOZ_GTK_BUTTON:
-+    case MOZ_GTK_TOOLBAR_BUTTON:
-         if (state->depressed) {
-             ensure_toggle_button_widget();
-             return moz_gtk_button_paint(cr, rect, state,
-                                         (GtkReliefStyle) flags,
-                                         gToggleButtonWidget, direction);
-         }
-         ensure_button_widget();
-         return moz_gtk_button_paint(cr, rect, state,
-diff --git a/widget/gtk/gtkdrawing.h b/widget/gtk/gtkdrawing.h
---- a/widget/gtk/gtkdrawing.h
-+++ b/widget/gtk/gtkdrawing.h
-@@ -84,16 +84,18 @@ typedef gint (*style_prop_t)(GtkStyle*, 
- /*** checkbox/radio flags ***/
- #define MOZ_GTK_WIDGET_CHECKED 1
- #define MOZ_GTK_WIDGET_INCONSISTENT (1 << 1)
- 
- /*** widget type constants ***/
- typedef enum {
-   /* Paints a GtkButton. flags is a GtkReliefStyle. */
-   MOZ_GTK_BUTTON,
-+  /* Paints a button with image and no text */
-+  MOZ_GTK_TOOLBAR_BUTTON,
-   /* Paints a GtkCheckButton. flags is a boolean, 1=checked, 0=not checked. */
-   MOZ_GTK_CHECKBUTTON,
-   /* Paints a GtkRadioButton. flags is a boolean, 1=checked, 0=not checked. */
-   MOZ_GTK_RADIOBUTTON,
-   /**
-    * Paints the button of a GtkScrollbar. flags is a GtkArrowType giving
-    * the arrow direction.
-    */
-diff --git a/widget/gtk/nsNativeThemeGTK.cpp b/widget/gtk/nsNativeThemeGTK.cpp
---- a/widget/gtk/nsNativeThemeGTK.cpp
-+++ b/widget/gtk/nsNativeThemeGTK.cpp
-@@ -386,21 +386,25 @@ nsNativeThemeGTK::GetGtkWidgetAndState(u
-           *aWidgetFlags = CheckBooleanAttr(aFrame, nsGkAtoms::parentfocused);
-         }
-       }
-     }
-   }
- 
-   switch (aWidgetType) {
-   case NS_THEME_BUTTON:
-+    if (aWidgetFlags)
-+      *aWidgetFlags = GTK_RELIEF_NORMAL;
-+    aGtkWidgetType = MOZ_GTK_BUTTON;
-+    break;
-   case NS_THEME_TOOLBAR_BUTTON:
-   case NS_THEME_TOOLBAR_DUAL_BUTTON:
-     if (aWidgetFlags)
--      *aWidgetFlags = (aWidgetType == NS_THEME_BUTTON) ? GTK_RELIEF_NORMAL : GTK_RELIEF_NONE;
--    aGtkWidgetType = MOZ_GTK_BUTTON;
-+      *aWidgetFlags = GTK_RELIEF_NONE;
-+    aGtkWidgetType = MOZ_GTK_TOOLBAR_BUTTON;
-     break;
-   case NS_THEME_FOCUS_OUTLINE:
-     aGtkWidgetType = MOZ_GTK_ENTRY;
-     break;
-   case NS_THEME_CHECKBOX:
-   case NS_THEME_RADIO:
-     aGtkWidgetType = (aWidgetType == NS_THEME_RADIO) ? MOZ_GTK_RADIOBUTTON : MOZ_GTK_CHECKBUTTON;
-     break;
diff --git a/mozilla-1180971.patch b/mozilla-1180971.patch
deleted file mode 100644
index a83bfb2..0000000
--- a/mozilla-1180971.patch
+++ /dev/null
@@ -1,50 +0,0 @@
-# HG changeset patch
-# User Andrew Comminos <acomminos@mozilla.com>
-
-Bug 1180971 - Fix X11 SHM invalidation regions on HiDPI with GTK3. r=karlt
-
-diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
-index 19b634e..064116c 100644
---- a/widget/gtk/nsWindow.cpp
-+++ b/widget/gtk/nsWindow.cpp
-@@ -2264,17 +2264,17 @@ nsWindow::OnExposeEvent(cairo_t *cr)
-                 ctx->SetOperator(gfxContext::OPERATOR_SOURCE);
-                 ctx->SetPattern(pattern);
-                 ctx->Paint();
-             }
-         }
-     }
- #  ifdef MOZ_HAVE_SHMIMAGE
-     if (mShmImage && MOZ_LIKELY(!mIsDestroyed)) {
--        mShmImage->Put(mGdkWindow, exposeRegion);
-+        mShmImage->Put(mGdkWindow, region);
-     }
- #  endif  // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
- 
-     listener->DidPaintWindow();
- 
-     // Synchronously flush any new dirty areas
- #if (MOZ_WIDGET_GTK == 2)
-@@ -6173,21 +6173,16 @@ nsWindow::EndRemoteDrawingInRegion(DrawTarget* aDrawTarget, nsIntRegion& aInvali
-   if (!mGdkWindow || mIsFullyObscured || !mHasMappedToplevel || mIsDestroyed ||
-       !mShmImage)
-     return;
- 
-   if (mThebesSurface) {
-     aInvalidRegion.AndWith(nsIntRect(nsIntPoint(0, 0), mThebesSurface->GetSize()));
-   }
- 
--  gint scale = GdkScaleFactor();
--  if (scale != 1) {
--    aInvalidRegion.ScaleInverseRoundOut(scale, scale);
--  }
--
-   mShmImage->Put(mGdkWindow, aInvalidRegion);
- 
- #  endif // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
- }
- 
- // return the gfxASurface for rendering to this widget
- gfxASurface*
diff --git a/mozilla-1190935.patch b/mozilla-1190935.patch
deleted file mode 100644
index 242311f..0000000
--- a/mozilla-1190935.patch
+++ /dev/null
@@ -1,33 +0,0 @@
-# HG changeset patch
-# User Lee Salzman <lsalzman@mozilla.com>
-# Date 1438873323 14400
-#      Thu Aug 06 11:02:03 2015 -0400
-# Node ID 9ad90210cc51eb61d21230086b9acf5c8003aea0
-# Parent  abc56d57f6e1aebade48949fb557d26eae555df8
-fix race condition in gtk window EndRemoteDrawingInRegion
-
-diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
---- a/widget/gtk/nsWindow.cpp
-+++ b/widget/gtk/nsWindow.cpp
-@@ -6203,19 +6203,19 @@ nsWindow::StartRemoteDrawing()
-   }
- }
- 
- void
- nsWindow::EndRemoteDrawingInRegion(DrawTarget* aDrawTarget, nsIntRegion& aInvalidRegion)
- {
- #ifdef MOZ_X11
- #  ifdef MOZ_HAVE_SHMIMAGE
--  if (!mGdkWindow || mIsFullyObscured || !mHasMappedToplevel || mIsDestroyed ||
--      !mShmImage)
-+  if (!mGdkWindow || !mShmImage) {
-     return;
-+  }
- 
-   if (mThebesSurface) {
-     aInvalidRegion.AndWith(nsIntRect(nsIntPoint(0, 0), mThebesSurface->GetSize()));
-   }
- 
-   mShmImage->Put(mGdkWindow, aInvalidRegion);
- 
- #  endif // MOZ_HAVE_SHMIMAGE
diff --git a/mozilla-1192243.patch b/mozilla-1192243.patch
deleted file mode 100644
index 5adbe2b..0000000
--- a/mozilla-1192243.patch
+++ /dev/null
@@ -1,115 +0,0 @@
-# HG changeset patch
-# Parent  8cba870a352ca71b53cebee7688847756eb3f5f7
-# User Petr Jasicek <pjasicek@redhat.com>
-Bug 1192243 - Fix Gtk3 crash reporter's ScrolledWindow and width. r=karlt
-
-diff --git a/toolkit/crashreporter/client/crashreporter_linux.cpp b/toolkit/crashreporter/client/crashreporter_linux.cpp
---- a/toolkit/crashreporter/client/crashreporter_linux.cpp
-+++ b/toolkit/crashreporter/client/crashreporter_linux.cpp
-@@ -9,16 +9,18 @@
- #include <gtk/gtk.h>
- #include <string.h>
- 
- #include <cctype>
- 
- #include "crashreporter.h"
- #include "crashreporter_gtk_common.h"
- 
-+#define LABEL_MAX_CHAR_WIDTH 48
-+
- using std::string;
- using std::vector;
- 
- using namespace CrashReporter;
- 
- static GtkWidget* gViewReportButton = 0;
- static GtkWidget* gCommentTextLabel = 0;
- static GtkWidget* gCommentText = 0;
-@@ -178,19 +180,22 @@ static void ViewReportClicked(GtkButton*
-                                            GTK_DIALOG_MODAL,
-                                            GTK_STOCK_OK,
-                                            GTK_RESPONSE_OK,
-                                            nullptr));
- 
-   GtkWidget* scrolled = gtk_scrolled_window_new(0, 0);
-   gtk_container_add(GTK_CONTAINER(gtk_dialog_get_content_area(dialog)), scrolled);
-   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
--                                 GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
-+                                 GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
-   gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled),
-                                       GTK_SHADOW_IN);
-+#if (MOZ_WIDGET_GTK >= 3)
-+  gtk_widget_set_vexpand(scrolled, TRUE);
-+#endif
- 
-   GtkWidget* viewReportTextView = gtk_text_view_new();
-   gtk_container_add(GTK_CONTAINER(scrolled), viewReportTextView);
-   gtk_text_view_set_editable(GTK_TEXT_VIEW(viewReportTextView), FALSE);
-   gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(viewReportTextView),
-                               GTK_WRAP_WORD);
-   gtk_widget_set_size_request(GTK_WIDGET(viewReportTextView), -1, 100);
- 
-@@ -407,17 +412,21 @@ bool UIShowCrashUI(const StringTable& fi
-                                  gStrings[ST_CRASHREPORTERHEADER].c_str());
-   gtk_label_set_markup(GTK_LABEL(titleLabel), markup);
-   g_free(markup);
- 
-   GtkWidget* descriptionLabel =
-     gtk_label_new(gStrings[ST_CRASHREPORTERDESCRIPTION].c_str());
-   gtk_box_pack_start(GTK_BOX(vbox), descriptionLabel, TRUE, TRUE, 0);
-   // force the label to line wrap
-+#if (MOZ_WIDGET_GTK == 2)
-   gtk_widget_set_size_request(descriptionLabel, 400, -1);
-+#else
-+  gtk_label_set_max_width_chars(GTK_LABEL(descriptionLabel), LABEL_MAX_CHAR_WIDTH);
-+#endif
-   gtk_label_set_line_wrap(GTK_LABEL(descriptionLabel), TRUE);
-   gtk_label_set_selectable(GTK_LABEL(descriptionLabel), TRUE);
-   gtk_misc_set_alignment(GTK_MISC(descriptionLabel), 0, 0.5);
- 
-   // this is honestly how they suggest you indent a section
-   GtkWidget* indentBox = gtk_hbox_new(FALSE, 0);
-   gtk_box_pack_start(GTK_BOX(vbox), indentBox, FALSE, FALSE, 0);
-   gtk_box_pack_start(GTK_BOX(indentBox), gtk_label_new(""), FALSE, FALSE, 6);
-@@ -451,16 +460,19 @@ bool UIShowCrashUI(const StringTable& fi
-   g_signal_connect(gViewReportButton, "clicked", G_CALLBACK(ViewReportClicked), 0);
- 
-   GtkWidget* scrolled = gtk_scrolled_window_new(0, 0);
-   gtk_container_add(GTK_CONTAINER(innerVBox), scrolled);
-   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
-                                  GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
-   gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled),
-                                       GTK_SHADOW_IN);
-+#if (MOZ_WIDGET_GTK >= 3)
-+  gtk_scrolled_window_set_min_content_height(GTK_SCROLLED_WINDOW(scrolled), 100);
-+#endif
- 
-   gCommentTextLabel = gtk_label_new(gStrings[ST_COMMENTGRAYTEXT].c_str());
-   gCommentText = gtk_text_view_new();
-   gtk_label_set_mnemonic_widget(GTK_LABEL(gCommentTextLabel), gCommentText);
-   gtk_text_view_set_accepts_tab(GTK_TEXT_VIEW(gCommentText), FALSE);
-   g_signal_connect(gCommentText, "focus-in-event", G_CALLBACK(CommentFocusChange), 0);
-   g_signal_connect(gCommentText, "focus-out-event", G_CALLBACK(CommentFocusChange), 0);
- 
-@@ -509,17 +521,21 @@ bool UIShowCrashUI(const StringTable& fi
-   g_free(dir);
-   gThrobber = gtk_image_new_from_file(path);
-   gtk_box_pack_start(GTK_BOX(progressBox), gThrobber, FALSE, FALSE, 0);
- 
-   gProgressLabel =
-     gtk_label_new(gStrings[ST_REPORTPRESUBMIT].c_str());
-   gtk_box_pack_start(GTK_BOX(progressBox), gProgressLabel, TRUE, TRUE, 0);
-   // force the label to line wrap
-+#if (MOZ_WIDGET_GTK == 2)
-   gtk_widget_set_size_request(gProgressLabel, 400, -1);
-+#else
-+  gtk_label_set_max_width_chars(GTK_LABEL(gProgressLabel), LABEL_MAX_CHAR_WIDTH);
-+#endif
-   gtk_label_set_line_wrap(GTK_LABEL(gProgressLabel), TRUE);
- 
-   GtkWidget* buttonBox = gtk_hbutton_box_new();
-   gtk_box_pack_end(GTK_BOX(vbox), buttonBox, FALSE, FALSE, 0);
-   gtk_box_set_spacing(GTK_BOX(buttonBox), 6);
-   gtk_button_box_set_layout(GTK_BUTTON_BOX(buttonBox), GTK_BUTTONBOX_END);
- 
-   gCloseButton =
diff --git a/mozilla-1205045.patch b/mozilla-1205045.patch
deleted file mode 100644
index 9574772..0000000
--- a/mozilla-1205045.patch
+++ /dev/null
@@ -1,587 +0,0 @@
-diff -up mozilla-release/gfx/layers/basic/BasicCompositor.cpp.1205045 mozilla-release/gfx/layers/basic/BasicCompositor.cpp
---- mozilla-release/gfx/layers/basic/BasicCompositor.cpp.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/gfx/layers/basic/BasicCompositor.cpp	2015-09-22 12:57:51.047938671 +0200
-@@ -509,11 +509,11 @@ BasicCompositor::BeginFrame(const nsIntR
-   }
- 
-   if (mTarget) {
--    // If we have a copy target, then we don't have a widget-provided mDrawTarget (currently). Create a dummy
-+    // If we have a copy target, then we don't have a widget-provided mDrawTarget (currently). Use a dummy
-     // placeholder so that CreateRenderTarget() works.
--    mDrawTarget = gfxPlatform::GetPlatform()->CreateOffscreenContentDrawTarget(IntSize(1,1), SurfaceFormat::B8G8R8A8);
-+    mDrawTarget = gfxPlatform::GetPlatform()->ScreenReferenceDrawTarget();
-   } else {
--    mDrawTarget = mWidget->StartRemoteDrawing();
-+    mDrawTarget = mWidget->StartRemoteDrawingInRegion(mInvalidRegion);
-   }
-   if (!mDrawTarget) {
-     return;
-diff -up mozilla-release/widget/gtk/nsWindow.cpp.1205045 mozilla-release/widget/gtk/nsWindow.cpp
---- mozilla-release/widget/gtk/nsWindow.cpp.1205045	2015-09-22 12:57:51.043938667 +0200
-+++ mozilla-release/widget/gtk/nsWindow.cpp	2015-09-22 12:57:51.049938673 +0200
-@@ -351,6 +351,11 @@ nsWindow::nsWindow()
- 
- #ifdef MOZ_X11
-     mOldFocusWindow      = 0;
-+
-+    mXDisplay = nullptr;
-+    mXWindow  = None;
-+    mXVisual  = nullptr;
-+    mXDepth   = 0;
- #endif /* MOZ_X11 */
-     mPluginType          = PluginType_NONE;
- 
-@@ -649,10 +654,6 @@ nsWindow::Destroy(void)
-         gPluginFocusWindow->LoseNonXEmbedPluginFocus();
-     }
- #endif /* MOZ_X11 && MOZ_WIDGET_GTK2 */
--  
--    // Destroy thebes surface now. Badness can happen if we destroy
--    // the surface after its X Window.
--    mThebesSurface = nullptr;
- 
-     GtkWidget *owningWidget = GetMozContainerWidget();
-     if (mShell) {
-@@ -2069,7 +2070,13 @@ ExtractExposeRegion(nsIntRegion& aRegion
- 
- #if (MOZ_WIDGET_GTK == 2)
- gboolean
--nsWindow::OnExposeEvent(GdkEventExpose *aEvent)
-+nsWindow::
-+
-+
-+
-+
-+
-+Event(GdkEventExpose *aEvent)
- #else
- gboolean
- nsWindow::OnExposeEvent(cairo_t *cr)
-@@ -2191,7 +2198,7 @@ nsWindow::OnExposeEvent(cairo_t *cr)
-         return TRUE;
-     }
- 
--    RefPtr<DrawTarget> dt = StartRemoteDrawing();
-+    RefPtr<DrawTarget> dt = GetDrawTarget(region);
-     if(!dt) {
-         return FALSE;
-     }
-@@ -2269,8 +2276,8 @@ nsWindow::OnExposeEvent(cairo_t *cr)
-         }
-     }
- #  ifdef MOZ_HAVE_SHMIMAGE
--    if (mShmImage && MOZ_LIKELY(!mIsDestroyed)) {
--        mShmImage->Put(mGdkWindow, region);
-+    if (mShmImage && MOZ_LIKELY(!mIsDestroyed)) {        
-+        mShmImage->Put(mXDisplay, mXWindow, region);
-     }
- #  endif  // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
-@@ -3818,9 +3825,12 @@ nsWindow::Create(nsIWidget        *aPare
- 
- #ifdef MOZ_X11
-     if (mGdkWindow) {
--      // force creation of native window via internal call to gdk_window_ensure_native
--      // in case it was not created already
--      gdk_x11_window_get_xid(mGdkWindow);
-+      mXDisplay = GDK_WINDOW_XDISPLAY(mGdkWindow);
-+      mXWindow = gdk_x11_window_get_xid(mGdkWindow);
-+
-+      GdkVisual* gdkVisual = gdk_window_get_visual(mGdkWindow);
-+      mXVisual = gdk_x11_visual_get_xvisual(gdkVisual);
-+      mXDepth = gdk_visual_get_depth(gdkVisual);
-     }
- #endif
- 
-@@ -6155,31 +6165,42 @@ nsWindow::GetSurfaceForGdkDrawable(GdkDr
- #endif
- 
- TemporaryRef<DrawTarget>
--nsWindow::StartRemoteDrawing()
-+nsWindow::GetDrawTarget(const nsIntRegion& aRegion)
- {
--  gfxASurface *surf = GetThebesSurface();
--  if (!surf) {
-+  if (!mGdkWindow) {
-     return nullptr;
-   }
- 
--  nsIntSize size = surf->GetSize();
-+  nsIntRect bounds = aRegion.GetBounds();
-+  IntSize size(bounds.XMost(), bounds.YMost());
-   if (size.width <= 0 || size.height <= 0) {
-     return nullptr;
-   }
- 
--  gfxPlatform *platform = gfxPlatform::GetPlatform();
--  if (platform->SupportsAzureContentForType(BackendType::CAIRO) ||
--      surf->GetType() == gfxSurfaceType::Xlib) {
--    return platform->CreateDrawTargetForSurface(surf, size);
--  } else if (platform->SupportsAzureContentForType(BackendType::SKIA) &&
--             surf->GetType() == gfxSurfaceType::Image) {
--    gfxImageSurface* imgSurf = static_cast<gfxImageSurface*>(surf);
--    SurfaceFormat format = ImageFormatToSurfaceFormat(imgSurf->Format());
--    return platform->CreateDrawTargetForData(
--                     imgSurf->Data(), size, imgSurf->Stride(), format);
--  } else {
--    return nullptr;
-+  RefPtr<DrawTarget> dt;
-+#ifdef MOZ_X11
-+#  ifdef MOZ_HAVE_SHMIMAGE
-+  if (nsShmImage::UseShm()) {
-+    dt = nsShmImage::EnsureShmImage(size,
-+                                    mXDisplay, mXVisual, mXDepth,
-+                                    mShmImage);
-   }
-+#  endif  // MOZ_HAVE_SHMIMAGE
-+  if (!dt) {
-+    RefPtr<gfxXlibSurface> surf = new gfxXlibSurface(mXDisplay, mXWindow, mXVisual, size);
-+    if (!surf->CairoStatus()) {
-+      dt = gfxPlatform::GetPlatform()->CreateDrawTargetForSurface(surf.get(), surf->GetSize());
-+    }
-+  }
-+#endif // MOZ_X11
-+
-+  return dt.forget();
-+}
-+
-+TemporaryRef<DrawTarget>
-+nsWindow::StartRemoteDrawingInRegion(nsIntRegion& aInvalidRegion)
-+{
-+  return GetDrawTarget(aInvalidRegion);
- }
- 
- void
-@@ -6191,73 +6212,11 @@ nsWindow::EndRemoteDrawingInRegion(DrawT
-     return;
-   }
- 
--  if (mThebesSurface) {
--    aInvalidRegion.AndWith(nsIntRect(nsIntPoint(0, 0), mThebesSurface->GetSize()));
--  }
--
--  mShmImage->Put(mGdkWindow, aInvalidRegion);
--
-+  mShmImage->Put(mXDisplay, mXWindow, aInvalidRegion);
- #  endif // MOZ_HAVE_SHMIMAGE
- #endif // MOZ_X11
- }
- 
--// return the gfxASurface for rendering to this widget
--gfxASurface*
--nsWindow::GetThebesSurface()
--{
--    if (!mGdkWindow)
--        return nullptr;
--
--#ifdef MOZ_X11
--    gint width, height;
--
--#if (MOZ_WIDGET_GTK == 2)
--    gdk_drawable_get_size(GDK_DRAWABLE(mGdkWindow), &width, &height);
--#else
--    width = GdkCoordToDevicePixels(gdk_window_get_width(mGdkWindow));
--    height = GdkCoordToDevicePixels(gdk_window_get_height(mGdkWindow));
--#endif
--
--    // Owen Taylor says this is the right thing to do!
--    width = std::min(32767, width);
--    height = std::min(32767, height);
--    gfxIntSize size(width, height);
--
--    GdkVisual *gdkVisual = gdk_window_get_visual(mGdkWindow);
--    Visual* visual = gdk_x11_visual_get_xvisual(gdkVisual);
--
--#  ifdef MOZ_HAVE_SHMIMAGE
--    bool usingShm = false;
--    if (nsShmImage::UseShm()) {
--        // EnsureShmImage() is a dangerous interface, but we guarantee
--        // that the thebes surface and the shmimage have the same
--        // lifetime
--        mThebesSurface =
--            nsShmImage::EnsureShmImage(size,
--                                       visual, gdk_visual_get_depth(gdkVisual),
--                                       mShmImage);
--        usingShm = mThebesSurface != nullptr;
--    }
--    if (!usingShm)
--#  endif  // MOZ_HAVE_SHMIMAGE
--    {
--        mThebesSurface = new gfxXlibSurface
--            (GDK_WINDOW_XDISPLAY(mGdkWindow),
--             gdk_x11_window_get_xid(mGdkWindow),
--             visual,
--             size);
--    }
--#endif // MOZ_X11
--
--    // if the surface creation is reporting an error, then
--    // we don't have a surface to give back
--    if (mThebesSurface && mThebesSurface->CairoStatus() != 0) {
--        mThebesSurface = nullptr;
--    }
--
--    return mThebesSurface;
--}
--
- // Code shared begin BeginMoveDrag and BeginResizeDrag
- bool
- nsWindow::GetDragInfo(WidgetMouseEvent* aMouseEvent,
-diff -up mozilla-release/widget/gtk/nsWindow.h.1205045 mozilla-release/widget/gtk/nsWindow.h
---- mozilla-release/widget/gtk/nsWindow.h.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/gtk/nsWindow.h	2015-09-22 12:57:51.049938673 +0200
-@@ -195,7 +195,7 @@ public:
-                                                gpointer         aData);
- 
-     virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget>
--                       StartRemoteDrawing() override;
-+                       StartRemoteDrawingInRegion(nsIntRegion& aInvalidRegion) override;
-     virtual void       EndRemoteDrawingInRegion(mozilla::gfx::DrawTarget* aDrawTarget,
-                                                 nsIntRegion& aInvalidRegion) override;
- 
-@@ -292,7 +292,7 @@ public:
-    virtual nsresult    ConfigureChildren(const nsTArray<Configuration>& aConfigurations) override;
-    nsresult            UpdateTranslucentWindowAlphaInternal(const nsIntRect& aRect,
-                                                             uint8_t* aAlphas, int32_t aStride);
--    virtual gfxASurface *GetThebesSurface();
-+    virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget> GetDrawTarget(const nsIntRegion& aRegion);
- 
- #if (MOZ_WIDGET_GTK == 2)
-     static already_AddRefed<gfxASurface> GetSurfaceForGdkDrawable(GdkDrawable* aDrawable,
-@@ -393,11 +393,17 @@ private:
-     guint32             mLastScrollEventTime;
- #endif
- 
-+#ifdef MOZ_X11
-+    Display*            mXDisplay;
-+    Drawable            mXWindow;
-+    Visual*             mXVisual;
-+    int                 mXDepth;
-+#endif
-+
- #ifdef MOZ_HAVE_SHMIMAGE
--    // If we're using xshm rendering, mThebesSurface wraps mShmImage
-+    // If we're using xshm rendering
-     nsRefPtr<nsShmImage>  mShmImage;
- #endif
--    nsRefPtr<gfxASurface> mThebesSurface;
- 
- #ifdef ACCESSIBILITY
-     nsRefPtr<mozilla::a11y::Accessible> mRootAccessible;
-diff -up mozilla-release/widget/nsIWidget.h.1205045 mozilla-release/widget/nsIWidget.h
---- mozilla-release/widget/nsIWidget.h.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/nsIWidget.h	2015-09-22 13:24:51.542447323 +0200
-@@ -1706,6 +1706,9 @@ class nsIWidget : public nsISupports {
-      * before each composition.
-      */
-     virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget> StartRemoteDrawing() = 0;
-+    virtual mozilla::TemporaryRef<mozilla::gfx::DrawTarget> StartRemoteDrawingInRegion(nsIntRegion& aInvalidRegion) {
-+       return StartRemoteDrawing();
-+    }
- 
-     /**
-      * Ensure that what was painted into the DrawTarget returned from
-diff -up mozilla-release/widget/nsShmImage.cpp.1205045 mozilla-release/widget/nsShmImage.cpp
---- mozilla-release/widget/nsShmImage.cpp.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/nsShmImage.cpp	2015-09-22 12:57:51.050938674 +0200
-@@ -15,11 +15,11 @@
- #ifdef MOZ_WIDGET_GTK
- #include "gfxPlatformGtk.h"
- #endif
--#include "gfxImageSurface.h"
- 
- #ifdef MOZ_HAVE_SHMIMAGE
- 
- using namespace mozilla::ipc;
-+using namespace mozilla::gfx;
- 
- // If XShm isn't available to our client, we'll try XShm once, fail,
- // set this to false and then never try again.
-@@ -33,14 +33,25 @@ bool nsShmImage::UseShm()
- #endif
- }
- 
-+#ifdef MOZ_WIDGET_GTK
-+static int gShmError = 0;
-+
-+static int
-+TrapShmError(Display* aDisplay, XErrorEvent* aEvent)
-+{
-+    // store the error code and ignore the error
-+    gShmError = aEvent->error_code;
-+    return 0;
-+}
-+#endif
-+
- already_AddRefed<nsShmImage>
- nsShmImage::Create(const gfxIntSize& aSize,
--                   Visual* aVisual, unsigned int aDepth)
-+                   Display* aDisplay, Visual* aVisual, unsigned int aDepth)
- {
--    Display* dpy = DISPLAY();
--
-     nsRefPtr<nsShmImage> shm = new nsShmImage();
--    shm->mImage = XShmCreateImage(dpy, aVisual, aDepth,
-+    shm->mDisplay = aDisplay;
-+    shm->mImage = XShmCreateImage(aDisplay, aVisual, aDepth,
-                                   ZPixmap, nullptr,
-                                   &(shm->mInfo),
-                                   aSize.width, aSize.height);
-@@ -60,17 +71,20 @@ nsShmImage::Create(const gfxIntSize& aSi
-         shm->mImage->data = static_cast<char*>(shm->mSegment->memory());
-     shm->mInfo.readOnly = False;
- 
--    int xerror = 0;
- #if defined(MOZ_WIDGET_GTK)
--    gdk_error_trap_push();
--    Status attachOk = XShmAttach(dpy, &shm->mInfo);
--    XSync(dpy, False);
--    xerror = gdk_error_trap_pop();
-+    gShmError = 0;
-+    XErrorHandler previousHandler = XSetErrorHandler(TrapShmError);
-+    Status attachOk = XShmAttach(aDisplay, &shm->mInfo);
-+    XSync(aDisplay, False);
-+    XSetErrorHandler(previousHandler);
-+    if (gShmError) {
-+      attachOk = 0;
-+    }
- #elif defined(MOZ_WIDGET_QT)
--    Status attachOk = XShmAttach(dpy, &shm->mInfo);
-+    Status attachOk = XShmAttach(aDisplay, &shm->mInfo);
- #endif
- 
--    if (!attachOk || xerror) {
-+    if (!attachOk) {
-         // Assume XShm isn't available, and don't attempt to use it
-         // again.
-         gShmAvailable = false;
-@@ -84,7 +98,7 @@ nsShmImage::Create(const gfxIntSize& aSi
-         if ((shm->mImage->red_mask == 0xff0000) &&
-             (shm->mImage->green_mask == 0xff00) &&
-             (shm->mImage->blue_mask == 0xff)) {
--            shm->mFormat = gfxImageFormat::ARGB32;
-+            shm->mFormat = SurfaceFormat::B8G8R8A8;
-             break;
-         }
-         goto unsupported;
-@@ -93,12 +107,13 @@ nsShmImage::Create(const gfxIntSize& aSi
-         if ((shm->mImage->red_mask == 0xff0000) &&
-             (shm->mImage->green_mask == 0xff00) &&
-             (shm->mImage->blue_mask == 0xff)) {
--            shm->mFormat = gfxImageFormat::RGB24;
-+            shm->mFormat = SurfaceFormat::B8G8R8X8;
-             break;
-         }
-         goto unsupported;
-     case 16:
--        shm->mFormat = gfxImageFormat::RGB16_565; break;
-+        shm->mFormat = SurfaceFormat::R5G6B5;
-+        break;
-     unsupported:
-     default:
-         NS_WARNING("Unsupported XShm Image format!");
-@@ -108,20 +123,19 @@ nsShmImage::Create(const gfxIntSize& aSi
-     return shm.forget();
- }
- 
--already_AddRefed<gfxASurface>
--nsShmImage::AsSurface()
-+already_AddRefed<DrawTarget>
-+nsShmImage::CreateDrawTarget()
- {
--    return nsRefPtr<gfxASurface>(
--        new gfxImageSurface(static_cast<unsigned char*>(mSegment->memory()),
--                            mSize,
--                            mImage->bytes_per_line,
--                            mFormat)
--        ).forget();
-+  return gfxPlatform::GetPlatform()->CreateDrawTargetForData(
-+    static_cast<unsigned char*>(mSegment->memory()),
-+    mSize,
-+    mImage->bytes_per_line,
-+    mFormat);
- }
- 
--#if (MOZ_WIDGET_GTK == 2)
-+#ifdef MOZ_WIDGET_GTK
- void
--nsShmImage::Put(GdkWindow* aWindow, const nsIntRegion& aRegion)
-+nsShmImage::Put(Display* aDisplay, Drawable aWindow, const nsIntRegion& aRegion)
- {
-     GdkDrawable* gd;
-     gint dx, dy;
-@@ -130,45 +144,16 @@ nsShmImage::Put(GdkWindow* aWindow, cons
-     Display* dpy = gdk_x11_get_default_xdisplay();
-     Drawable d = GDK_DRAWABLE_XID(gd);
- 
--    GC gc = XCreateGC(dpy, d, 0, nullptr);
-+    GC gc = XCreateGC(aDisplay, aWindow, 0, nullptr);
-     nsIntRegionRectIterator iter(aRegion);
-     for (const nsIntRect *r = iter.Next(); r; r = iter.Next()) {
--        XShmPutImage(dpy, d, gc, mImage,
-+        XShmPutImage(aDisplay, aWindow, gc, mImage,
-                      r->x, r->y,
--                     r->x - dx, r->y - dy,
--                     r->width, r->height,
--                     False);
--    }
--    XFreeGC(dpy, gc);
--
--    // FIXME/bug 597336: we need to ensure that the shm image isn't
--    // scribbled over before all its pending XShmPutImage()s complete.
--    // However, XSync() is an unnecessarily heavyweight
--    // synchronization mechanism; other options are possible.  If this
--    // XSync is shown to hurt responsiveness, we need to explore the
--    // other options.
--    XSync(dpy, False);
--}
--
--#elif (MOZ_WIDGET_GTK == 3)
--void
--nsShmImage::Put(GdkWindow* aWindow, const nsIntRegion& aRegion)
--{
--    Display* dpy = gdk_x11_get_default_xdisplay();
--    Drawable d = GDK_WINDOW_XID(aWindow);
--    int dx = 0, dy = 0;
--
--    GC gc = XCreateGC(dpy, d, 0, nullptr);
--    nsIntRegionRectIterator iter(aRegion);
--    for (const nsIntRect *r = iter.Next(); r; r = iter.Next()) {
--        XShmPutImage(dpy, d, gc, mImage,
-                      r->x, r->y,
--                     r->x - dx, r->y - dy,
-                      r->width, r->height,
-                      False);
-     }
--
--    XFreeGC(dpy, gc);
-+    XFreeGC(aDisplay, gc);
- 
-     // FIXME/bug 597336: we need to ensure that the shm image isn't
-     // scribbled over before all its pending XShmPutImage()s complete.
-@@ -176,7 +161,7 @@ nsShmImage::Put(GdkWindow* aWindow, cons
-     // synchronization mechanism; other options are possible.  If this
-     // XSync is shown to hurt responsiveness, we need to explore the
-     // other options.
--    XSync(dpy, False);
-+    XSync(aDisplay, False);
- }
- 
- #elif defined(MOZ_WIDGET_QT)
-@@ -198,9 +183,10 @@ nsShmImage::Put(QWindow* aWindow, QRect&
- }
- #endif
- 
--already_AddRefed<gfxASurface>
--nsShmImage::EnsureShmImage(const gfxIntSize& aSize, Visual* aVisual, unsigned int aDepth,
--               nsRefPtr<nsShmImage>& aImage)
-+already_AddRefed<DrawTarget>
-+nsShmImage::EnsureShmImage(const gfxIntSize& aSize,
-+                           Display* aDisplay, Visual* aVisual, unsigned int aDepth,
-+                           nsRefPtr<nsShmImage>& aImage)
- {
-     if (!aImage || aImage->Size() != aSize) {
-         // Because we XSync() after XShmAttach() to trap errors, we
-@@ -208,9 +194,9 @@ nsShmImage::EnsureShmImage(const gfxIntS
-         // into its address space, so it's OK to destroy the old image
-         // here even if there are outstanding Puts.  The Detach is
-         // ordered after the Puts.
--        aImage = nsShmImage::Create(aSize, aVisual, aDepth);
-+        aImage = nsShmImage::Create(aSize, aDisplay, aVisual, aDepth);
-     }
--    return !aImage ? nullptr : aImage->AsSurface();
-+    return !aImage ? nullptr : aImage->CreateDrawTarget();
- }
- 
- #endif  // defined(MOZ_X11) && defined(MOZ_HAVE_SHAREDMEMORYSYSV)
-diff -up mozilla-release/widget/nsShmImage.h.1205045 mozilla-release/widget/nsShmImage.h
---- mozilla-release/widget/nsShmImage.h.1205045	2015-09-18 00:13:31.000000000 +0200
-+++ mozilla-release/widget/nsShmImage.h	2015-09-22 12:57:51.051938675 +0200
-@@ -15,8 +15,8 @@
- 
- #ifdef MOZ_HAVE_SHMIMAGE
- 
-+#include "mozilla/gfx/2D.h"
- #include "nsIWidget.h"
--#include "gfxTypes.h"
- #include "nsAutoPtr.h"
- 
- #include "mozilla/X11Util.h"
-@@ -24,15 +24,10 @@
- #include <X11/Xutil.h>
- #include <X11/extensions/XShm.h>
- 
--#if defined(MOZ_WIDGET_GTK)
--#define DISPLAY gdk_x11_get_default_xdisplay
--#elif defined(MOZ_WIDGET_QT)
--#define DISPLAY mozilla::DefaultXDisplay
--#endif
--
-+#ifdef MOZ_WIDGET_QT
- class QRect;
- class QWindow;
--class gfxASurface;
-+#endif
- 
- class nsShmImage {
-     // bug 1168843, compositor thread may create shared memory instances that are destroyed by main thread on shutdown, so this must use thread-safe RC to avoid hitting assertion
-@@ -41,31 +36,31 @@ class nsShmImage {
-     typedef mozilla::ipc::SharedMemorySysV SharedMemorySysV;
- 
- public:
--    typedef gfxImageFormat Format;
--
-     static bool UseShm();
-     static already_AddRefed<nsShmImage>
--        Create(const gfxIntSize& aSize, Visual* aVisual, unsigned int aDepth);
--    static already_AddRefed<gfxASurface>
--        EnsureShmImage(const gfxIntSize& aSize, Visual* aVisual, unsigned int aDepth,
-+        Create(const gfxIntSize& aSize,
-+               Display* aDisplay, Visual* aVisual, unsigned int aDepth);
-+    static already_AddRefed<mozilla::gfx::DrawTarget>
-+        EnsureShmImage(const gfxIntSize& aSize,
-+                       Display* aDisplay, Visual* aVisual, unsigned int aDepth,
-                        nsRefPtr<nsShmImage>& aImage);
- 
- private:
-     ~nsShmImage() {
-         if (mImage) {
--            mozilla::FinishX(DISPLAY());
-+            mozilla::FinishX(mDisplay);
-             if (mXAttached) {
--                XShmDetach(DISPLAY(), &mInfo);
-+                XShmDetach(mDisplay, &mInfo);
-             }
-             XDestroyImage(mImage);
-         }
-     }
- 
- public:
--    already_AddRefed<gfxASurface> AsSurface();
-+    already_AddRefed<mozilla::gfx::DrawTarget> CreateDrawTarget();
- 
- #ifdef MOZ_WIDGET_GTK
--    void Put(GdkWindow* aWindow, const nsIntRegion& aRegion);
-+    void Put(Display* aDisplay, Drawable aWindow, const nsIntRegion& aRegion);
- #elif defined(MOZ_WIDGET_QT)
-     void Put(QWindow* aWindow, QRect& aRect);
- #endif
-@@ -75,14 +70,17 @@ public:
- private:
-     nsShmImage()
-         : mImage(nullptr)
-+        , mDisplay(nullptr)
-+        , mFormat(mozilla::gfx::SurfaceFormat::UNKNOWN)
-         , mXAttached(false)
-     { mInfo.shmid = SharedMemorySysV::NULLHandle(); }
- 
-     nsRefPtr<SharedMemorySysV>   mSegment;
-     XImage*                      mImage;
-+    Display*                     mDisplay;
-     XShmSegmentInfo              mInfo;
-     gfxIntSize                   mSize;
--    Format                       mFormat;
-+    mozilla::gfx::SurfaceFormat  mFormat;
-     bool                         mXAttached;
- };
- 
diff --git a/mozilla-1282843.patch b/mozilla-1282843.patch
deleted file mode 100644
index d30642c..0000000
--- a/mozilla-1282843.patch
+++ /dev/null
@@ -1,24 +0,0 @@
-Add ability to specify system paths to @old_configure_options
-
---- a/build/moz.configure/old.configure	2016-07-04 12:03:37.503301144 -0400
-+++ b/build/moz.configure/old.configure	2016-07-04 12:04:33.443147224 -0400
-@@ -149,16 +149,19 @@
-     def all_options(help):
-         return list(options)
- 
-     return depends(prepare_configure, extra_old_configure_args, all_options,
-                    *options)
- 
- 
- @old_configure_options(
-+    '--libdir',
-+    '--includedir',
-+    '--datadir',
-     '--cache-file',
-     '--enable-accessibility',
-     '--enable-address-sanitizer',
-     '--enable-alsa',
-     '--enable-android-omx',
-     '--enable-android-resource-constrained',
-     '--enable-approximate-location',
-     '--enable-b2g-bt',
diff --git a/mozilla-48-kde.patch b/mozilla-49-kde.patch
similarity index 99%
rename from mozilla-48-kde.patch
rename to mozilla-49-kde.patch
index 33be2e8..f26623e 100644
--- a/mozilla-48-kde.patch
+++ b/mozilla-49-kde.patch
@@ -1,5 +1,5 @@
 # HG changeset patch
-# Parent  972c67cdd5dd4463abbee60036b686d4cb78e616
+# Parent  1d3f5cacba056949ea9a56d4d805c3073efe403b
 Description: Add KDE integration to Firefox (toolkit parts)
 Author: Wolfgang Rosenauer <wolfgang@rosenauer.org>
 Author: Lubos Lunak <lunak@suse.com>
@@ -27,7 +27,7 @@ diff --git a/modules/libpref/Preferences.cpp b/modules/libpref/Preferences.cpp
  #include "prefread.h"
  #include "prefapi_private_data.h"
  
-@@ -1145,16 +1146,34 @@ pref_LoadPrefsInDir(nsIFile* aDir, char 
+@@ -1162,16 +1163,34 @@ pref_LoadPrefsInDir(nsIFile* aDir, char 
  
  static nsresult pref_LoadPrefsInDirList(const char *listId)
  {
@@ -62,7 +62,7 @@ diff --git a/modules/libpref/Preferences.cpp b/modules/libpref/Preferences.cpp
      return NS_OK;
  
    bool hasMore;
-@@ -1170,17 +1189,17 @@ static nsresult pref_LoadPrefsInDirList(
+@@ -1187,17 +1206,17 @@ static nsresult pref_LoadPrefsInDirList(
  
      nsAutoCString leaf;
      path->GetNativeLeafName(leaf);
@@ -81,7 +81,7 @@ diff --git a/modules/libpref/Preferences.cpp b/modules/libpref/Preferences.cpp
  {
    nsZipItemPtr<char> manifest(jarReader, name, true);
    NS_ENSURE_TRUE(manifest.Buffer(), NS_ERROR_NOT_AVAILABLE);
-@@ -1274,24 +1293,36 @@ static nsresult pref_InitInitialObjects(
+@@ -1291,24 +1310,36 @@ static nsresult pref_InitInitialObjects(
    /* these pref file names should not be used: we process them after all other application pref files for backwards compatibility */
    static const char* specialFiles[] = {
  #if defined(XP_MACOSX)
@@ -141,7 +141,7 @@ diff --git a/modules/libpref/moz.build b/modules/libpref/moz.build
  DEFINES['OS_ARCH'] = CONFIG['OS_ARCH']
  DEFINES['MOZ_WIDGET_TOOLKIT'] = CONFIG['MOZ_WIDGET_TOOLKIT']
  
- if CONFIG['GNU_CXX']:
+ FINAL_TARGET_PP_FILES += [
 diff --git a/python/mozbuild/mozpack/chrome/flags.py b/python/mozbuild/mozpack/chrome/flags.py
 --- a/python/mozbuild/mozpack/chrome/flags.py
 +++ b/python/mozbuild/mozpack/chrome/flags.py
@@ -187,7 +187,7 @@ diff --git a/python/mozbuild/mozpack/chrome/manifest.py b/python/mozbuild/mozpac
 diff --git a/toolkit/components/downloads/moz.build b/toolkit/components/downloads/moz.build
 --- a/toolkit/components/downloads/moz.build
 +++ b/toolkit/components/downloads/moz.build
-@@ -60,15 +60,16 @@ if not CONFIG['MOZ_SUITE']:
+@@ -60,17 +60,18 @@ if not CONFIG['MOZ_SUITE']:
          'nsDownloadManagerUI.js',
          'nsDownloadManagerUI.manifest',
      ]
@@ -205,6 +205,8 @@ diff --git a/toolkit/components/downloads/moz.build b/toolkit/components/downloa
  DEFINES['GOOGLE_PROTOBUF_NO_STATIC_INITIALIZER'] = True
  
  CXXFLAGS += CONFIG['TK_CFLAGS']
+ 
+ if CONFIG['GNU_CXX']:
 diff --git a/toolkit/components/downloads/nsDownloadManager.cpp b/toolkit/components/downloads/nsDownloadManager.cpp
 --- a/toolkit/components/downloads/nsDownloadManager.cpp
 +++ b/toolkit/components/downloads/nsDownloadManager.cpp
@@ -2288,7 +2290,7 @@ diff --git a/toolkit/system/unixproxy/nsUnixSystemProxySettings.cpp b/toolkit/sy
 diff --git a/toolkit/xre/moz.build b/toolkit/xre/moz.build
 --- a/toolkit/xre/moz.build
 +++ b/toolkit/xre/moz.build
-@@ -48,17 +48,19 @@ elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'ui
+@@ -47,17 +47,19 @@ elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'ui
  elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'qt':
      EXPORTS += ['nsQAppInstance.h']
      SOURCES += [
@@ -2708,18 +2710,18 @@ new file mode 100644
 diff --git a/uriloader/exthandler/moz.build b/uriloader/exthandler/moz.build
 --- a/uriloader/exthandler/moz.build
 +++ b/uriloader/exthandler/moz.build
-@@ -75,17 +75,19 @@ elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'ui
- else:
-     # These files can't be built in unified mode because they redefine LOG.
+@@ -77,17 +77,19 @@ else:
      SOURCES += [
          osdir + '/nsOSHelperAppService.cpp',
      ]
+     if CONFIG['GNU_CXX']:
+         CXXFLAGS += ['-Wno-error=shadow']
  
  if 'gtk' in CONFIG['MOZ_WIDGET_TOOLKIT']:
      UNIFIED_SOURCES += [
 +        'unix/nsCommonRegistry.cpp',
          'unix/nsGNOMERegistry.cpp',
-+        'unix/nsKDERegistry.cpp',
++	'unix/nsKDERegistry.cpp',
          'unix/nsMIMEInfoUnix.cpp',
      ]
  elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'android':
@@ -2728,7 +2730,7 @@ diff --git a/uriloader/exthandler/moz.build b/uriloader/exthandler/moz.build
          'android/nsExternalSharingAppService.cpp',
          'android/nsExternalURLHandlerService.cpp',
          'android/nsMIMEInfoAndroid.cpp',
-@@ -129,16 +131,17 @@ include('/ipc/chromium/chromium-config.m
+@@ -131,16 +133,17 @@ include('/ipc/chromium/chromium-config.m
  
  FINAL_LIBRARY = 'xul'
  
@@ -3164,7 +3166,7 @@ diff --git a/uriloader/exthandler/unix/nsOSHelperAppService.cpp b/uriloader/exth
 diff --git a/widget/gtk/moz.build b/widget/gtk/moz.build
 --- a/widget/gtk/moz.build
 +++ b/widget/gtk/moz.build
-@@ -90,16 +90,17 @@ else:
+@@ -87,16 +87,17 @@ else:
  include('/ipc/chromium/chromium-config.mozbuild')
  
  FINAL_LIBRARY = 'xul'
@@ -3672,7 +3674,7 @@ diff --git a/xpcom/components/ManifestParser.cpp b/xpcom/components/ManifestPars
 diff --git a/xpcom/components/moz.build b/xpcom/components/moz.build
 --- a/xpcom/components/moz.build
 +++ b/xpcom/components/moz.build
-@@ -47,12 +47,13 @@ FINAL_LIBRARY = 'xul'
+@@ -44,12 +44,13 @@ FINAL_LIBRARY = 'xul'
  LOCAL_INCLUDES += [
      '!..',
      '../base',
diff --git a/mozilla-kde-background.patch b/mozilla-kde-background.patch
deleted file mode 100644
index 0127c66..0000000
--- a/mozilla-kde-background.patch
+++ /dev/null
@@ -1,142 +0,0 @@
-diff -urN mozilla-release.orig/browser/components/shell/src/nsKDEShellService.cpp mozilla-release/browser/components/shell/src/nsKDEShellService.cpp
---- mozilla-release.orig/browser/components/shell/src/nsKDEShellService.cpp	2014-08-04 17:37:32.064081427 +0400
-+++ mozilla-release/browser/components/shell/src/nsKDEShellService.cpp	2014-08-04 17:42:22.108041230 +0400
-@@ -17,6 +17,21 @@
- #include "nsIMutableArray.h"
- #include "nsISupportsPrimitives.h"
- #include "nsArrayUtils.h"
-+#include "nsIImageLoadingContent.h"
-+#include "imgIRequest.h"
-+#include "nsIStringBundle.h"
-+#include "nsIDOMHTMLImageElement.h"
-+#include "prenv.h"
-+
-+#include <glib.h>
-+#include <glib-object.h>
-+#include <gtk/gtk.h>
-+#include <gdk/gdk.h>
-+#if defined(MOZ_WIDGET_GTK)
-+#include "nsIImageToPixbuf.h"
-+#endif
-+#include <limits.h>
-+#include <stdlib.h>
- 
- using namespace mozilla;
- 
-@@ -28,6 +43,29 @@
-     return NS_OK;
- }
- 
-+static nsresult
-+WriteImage(const nsCString& aPath, imgIContainer* aImage)
-+{
-+#if !defined(MOZ_WIDGET_GTK)
-+  return NS_ERROR_NOT_AVAILABLE;
-+#else
-+  nsCOMPtr<nsIImageToPixbuf> imgToPixbuf =
-+    do_GetService("@mozilla.org/widget/image-to-gdk-pixbuf;1");
-+  if (!imgToPixbuf)
-+      return NS_ERROR_NOT_AVAILABLE;
-+
-+  GdkPixbuf* pixbuf = imgToPixbuf->ConvertImageToPixbuf(aImage);
-+  if (!pixbuf)
-+      return NS_ERROR_NOT_AVAILABLE;
-+
-+  gboolean res = gdk_pixbuf_save(pixbuf, aPath.get(), "png", nullptr, nullptr);
-+
-+  g_object_unref(pixbuf);
-+  return res ? NS_OK : NS_ERROR_FAILURE;
-+#endif
-+}
-+
-+
- NS_IMPL_ISUPPORTS(nsKDEShellService, nsIShellService)
- 
- NS_IMETHODIMP
-@@ -123,19 +161,83 @@
- nsKDEShellService::SetDesktopBackground(nsIDOMElement* aElement,
-                                           PRInt32 aPosition)
- {
--    return NS_ERROR_NOT_IMPLEMENTED;
-+  nsresult rv;
-+  nsCOMPtr<nsIImageLoadingContent> imageContent = do_QueryInterface(aElement, &rv);
-+  if (!imageContent) return rv;
-+
-+  // get the image container
-+  nsCOMPtr<imgIRequest> request;
-+  rv = imageContent->GetRequest(nsIImageLoadingContent::CURRENT_REQUEST,
-+                                getter_AddRefs(request));
-+  if (!request) return rv;
-+  nsCOMPtr<imgIContainer> container;
-+  rv = request->GetImage(getter_AddRefs(container));
-+  if (!container) return rv;
-+
-+  // Set desktop wallpaper filling style
-+  nsAutoCString options;
-+  if (aPosition == BACKGROUND_TILE)
-+    options.Assign("TiledResize");
-+  else if (aPosition == BACKGROUND_STRETCH)
-+    options.Assign("ScaledResize");
-+  else if (aPosition == BACKGROUND_FILL)
-+    options.Assign("ScaledAndCroppedResize");
-+  else if (aPosition == BACKGROUND_FIT)
-+    options.Assign("MaxpectResize");
-+  else
-+    options.Assign("CenteredResize");
-+
-+  // Write the background file to the home directory.
-+  nsAutoCString filePath(PR_GetEnv("HOME"));
-+
-+  // get the product brand name from localized strings
-+  nsString brandName;
-+  nsCID bundleCID = NS_STRINGBUNDLESERVICE_CID;
-+  nsCOMPtr<nsIStringBundleService> bundleService(do_GetService(bundleCID));
-+  if (bundleService) {
-+    nsCOMPtr<nsIStringBundle> brandBundle;
-+    rv = bundleService->CreateBundle(BRAND_PROPERTIES,
-+                                     getter_AddRefs(brandBundle));
-+    if (NS_SUCCEEDED(rv) && brandBundle) {
-+      rv = brandBundle->GetStringFromName(NS_LITERAL_STRING("brandShortName").get(),
-+                                          getter_Copies(brandName));
-+      NS_ENSURE_SUCCESS(rv, rv);
-+    }
-+  }
-+
-+  // build the file name
-+  filePath.Append('/');
-+  filePath.Append(NS_ConvertUTF16toUTF8(brandName));
-+  filePath.Append("_wallpaper.png");
-+
-+  // write the image to a file in the home dir
-+  rv = WriteImage(filePath, container);
-+  NS_ENSURE_SUCCESS(rv, rv);
-+
-+  nsCOMPtr<nsIMutableArray> command = do_CreateInstance( NS_ARRAY_CONTRACTID );
-+  nsCOMPtr<nsISupportsCString> cmdstr = do_CreateInstance( NS_SUPPORTS_CSTRING_CONTRACTID );
-+  nsCOMPtr<nsISupportsCString> imgstr = do_CreateInstance( NS_SUPPORTS_CSTRING_CONTRACTID );
-+  nsCOMPtr<nsISupportsCString> modestr = do_CreateInstance( NS_SUPPORTS_CSTRING_CONTRACTID );
-+  cmdstr->SetData( NS_LITERAL_CSTRING( "SETWALLPAPER" ));
-+  command->AppendElement( cmdstr, false );
-+  imgstr->SetData( filePath );
-+  command->AppendElement( imgstr, false );
-+  modestr->SetData( options );
-+  command->AppendElement( modestr, false );
-+  return nsKDEUtils::command( command ) ? rv : NS_ERROR_FAILURE;
- }
- 
- NS_IMETHODIMP
- nsKDEShellService::GetDesktopBackgroundColor(PRUint32 *aColor)
- {
--    return NS_ERROR_NOT_IMPLEMENTED;
-+    aColor = 0;
-+    return NS_OK;
- }
- 
- NS_IMETHODIMP
- nsKDEShellService::SetDesktopBackgroundColor(PRUint32 aColor)
- {
--    return NS_ERROR_NOT_IMPLEMENTED;
-+    return NS_OK;
- }
- 
- NS_IMETHODIMP