removed obsolete function QUuid::operator QString()

upstream commits:
b0cf81684d

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>

src/core/plugin/quuid.cpp

@@ -439,14 +439,6 @@ QUuid QUuid::fromRfc4122(const QByteArray &bytes)
     otherwise returns false.
 */
 #ifndef QT_NO_QUUID_STRING
-/*!
-    \fn QUuid::operator QString() const
-
-    Returns the string representation of the uuid.
-
-    \sa toString()
-*/
-
 /*!
     Returns the string representation of this QUuid. The string is
     formatted as five hex fields separated by '-' and enclosed in

src/core/plugin/quuid.h

@@ -107,7 +107,6 @@ struct Q_CORE_EXPORT QUuid
     QUuid(const QString &);
     QUuid(const char *);
     QString toString() const;
-    operator QString() const { return toString(); } // ### Qt5 remove
     QUuid(const QByteArray &);
     QByteArray toByteArray() const;
 #endif