firefox: removed obsolete patch

firefox/bz722975.patch

@@ -1,71 +0,0 @@
-# HG changeset patch
-# User Connor Behan <connor.behan@gmail.com>
-# Date 1370038985 -7200
-# Node ID 52b02042b27f75acbcb2bd4822bedb00ab680e67
-# Parent  08ed531fed70978385cf9253bbc8389b0abe76ca
-Bug 722975: Unbreak builds using --with-system-cairo. r=bas
-
-diff --git a/gfx/thebes/gfxPlatform.cpp b/gfx/thebes/gfxPlatform.cpp
---- a/gfx/thebes/gfxPlatform.cpp
-+++ b/gfx/thebes/gfxPlatform.cpp
-@@ -548,23 +548,31 @@ struct SourceSurfaceUserData
-   BackendType mBackendType;
- };
- 
- void SourceBufferDestroy(void *srcSurfUD)
- {
-   delete static_cast<SourceSurfaceUserData*>(srcSurfUD);
- }
- 
-+#if MOZ_TREE_CAIRO
- void SourceSnapshotDetached(cairo_surface_t *nullSurf)
- {
-   gfxImageSurface* origSurf =
-     static_cast<gfxImageSurface*>(cairo_surface_get_user_data(nullSurf, &kSourceSurface));
- 
-   origSurf->SetData(&kSourceSurface, NULL, NULL);
- }
-+#else
-+void SourceSnapshotDetached(void *nullSurf)
-+{
-+  gfxImageSurface* origSurf = static_cast<gfxImageSurface*>(nullSurf);
-+  origSurf->SetData(&kSourceSurface, NULL, NULL);
-+}
-+#endif
- 
- RefPtr<SourceSurface>
- gfxPlatform::GetSourceSurfaceForSurface(DrawTarget *aTarget, gfxASurface *aSurface)
- {
-   void *userData = aSurface->GetData(&kSourceSurface);
- 
-   if (userData) {
-     SourceSurfaceUserData *surf = static_cast<SourceSurfaceUserData*>(userData);
-@@ -667,24 +675,28 @@ gfxPlatform::GetSourceSurfaceForSurface(
-       }
- 
-       srcBuffer = Factory::CreateWrappingDataSourceSurface(imgSurface->Data(),
-                                                            imgSurface->Stride(),
-                                                            size, format);
- 
-     }
- 
-+#if MOZ_TREE_CAIRO
-     cairo_surface_t *nullSurf =
- 	cairo_null_surface_create(CAIRO_CONTENT_COLOR_ALPHA);
-     cairo_surface_set_user_data(nullSurf,
-                                 &kSourceSurface,
-                                 imgSurface,
-                                 NULL);
-     cairo_surface_attach_snapshot(imgSurface->CairoSurface(), nullSurf, SourceSnapshotDetached);
-     cairo_surface_destroy(nullSurf);
-+#else
-+    cairo_surface_set_mime_data(imgSurface->CairoSurface(), "mozilla/magic", (const unsigned char*) "data", 4, SourceSnapshotDetached, imgSurface.get());
-+#endif
-   }
- 
-   SourceSurfaceUserData *srcSurfUD = new SourceSurfaceUserData;
-   srcSurfUD->mBackendType = aTarget->GetType();
-   srcSurfUD->mSrcSurface = srcBuffer;
-   aSurface->SetData(&kSourceSurface, srcSurfUD, SourceBufferDestroy);
- 
-   return srcBuffer;