Turn on compositing for animations with software compositor.

content/browser/gpu/gpu_data_manager_impl_private.cc

Index: content/browser/gpu/gpu_data_manager_impl_private.cc
diff --git a/content/browser/gpu/gpu_data_manager_impl_private.cc b/content/browser/gpu/gpu_data_manager_impl_private.cc
index ae9f6bf1d1763afa51e1f597e1fdea841decc13b..3785c59f6748f5aea772bc3577d631330816dcda 100644
--- a/content/browser/gpu/gpu_data_manager_impl_private.cc
+++ b/content/browser/gpu/gpu_data_manager_impl_private.cc
@@ -787,6 +787,7 @@ void GpuDataManagerImplPrivate::UpdateRendererWebPrefs(
     prefs->accelerated_compositing_for_video_enabled = false;
     prefs->accelerated_compositing_for_animation_enabled = false;
     prefs->accelerated_compositing_for_3d_transforms_enabled = false;
+    prefs->accelerated_compositing_for_animation_enabled = false;

[jbauman, 2014/03/07 22:59:29]

This line is redundant with the one above.

[danakj, 2014/03/07 23:02:36]

Oh, I was mimicing line 779. Should we just always have it set to true then?

[jbauman, 2014/03/07 23:09:44]

I mean, this is literally a duplicate of line 788.

[danakj, 2014/03/07 23:11:11]

Ohhh, order changed. :D thanks!

     prefs->accelerated_compositing_for_plugins_enabled = false;
     prefs->pepper_3d_enabled = false;
   }
@@ -795,6 +796,7 @@ void GpuDataManagerImplPrivate::UpdateRendererWebPrefs(
     prefs->force_compositing_mode = true;
     prefs->accelerated_compositing_enabled = true;
     prefs->accelerated_compositing_for_3d_transforms_enabled = true;
+    prefs->accelerated_compositing_for_animation_enabled = true;
     prefs->accelerated_compositing_for_plugins_enabled = true;
     prefs->accelerated_compositing_for_video_enabled = true;
   }