sources:
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  gn-binaries.tar.xz: 312d6a6addabeed98f3357d34dbc87ccfd43026b
  depot_tools.tar.xz: 082b7f9a4dfa7eb03900755b4866aef2d73543a5
  new-system-icons.tar.xz: 89339b8b3b05359a8745ed7968fe148902a2fa28
  chromium-50.0.2661.86.tar.xz: a4edb12f9ef1035e30e1162899e885f4836d8d15