Index: content/common/gpu/image_transport_surface.h |
diff --git a/content/common/gpu/image_transport_surface.h b/content/common/gpu/image_transport_surface.h |
index 348b5f6574b6c4234e942c382d1b84a320491571..75c6ff8590f369676aa2151bf55193cac42006ce 100644 |
--- a/content/common/gpu/image_transport_surface.h |
+++ b/content/common/gpu/image_transport_surface.h |
@@ -184,6 +184,10 @@ class PassThroughImageTransportSurface |
protected: |
virtual ~PassThroughImageTransportSurface(); |
+ // If the time of the most recent screen refresh can be determined, send |
+ // this information to the browser. |
+ virtual void SendVSyncUpdateIfAvailable(); |
+ |
private: |
scoped_ptr<ImageTransportHelper> helper_; |
gfx::Size new_size_; |