Expose locks for CopyFromCompositingSurface/CopyFromBackingStore API

content/browser/renderer_host/delegated_frame_evictor.cc

Index: content/browser/renderer_host/delegated_frame_evictor.cc
diff --git a/content/browser/renderer_host/delegated_frame_evictor.cc b/content/browser/renderer_host/delegated_frame_evictor.cc
index 33d6b2c479f62224886927a18dc8bfa1f09d09fb..6b5185d347ce33a4de00ae9d157f12ed8ff2c546 100644
--- a/content/browser/renderer_host/delegated_frame_evictor.cc
+++ b/content/browser/renderer_host/delegated_frame_evictor.cc
@@ -48,4 +48,9 @@ void DelegatedFrameEvictor::EvictCurrentFrame() {
   client_->EvictDelegatedFrame();
 }
 
+size_t DelegatedFrameEvictor::FrameLockCount() {
+  if (!has_frame_) return 0;

[piman, 2014/03/04 19:09:55]

nit: return on next line

[powei, 2014/03/04 20:49:22]

Done. removed.

+  return RendererFrameManager::GetInstance()->LockedCount(this);
+}
+
 }  // namespace content