Convert BrowserPlugin to render using cc::Surfaces.

content/renderer/child_frame_compositing_helper.h

Index: content/renderer/child_frame_compositing_helper.h
diff --git a/content/renderer/child_frame_compositing_helper.h b/content/renderer/child_frame_compositing_helper.h
index 74424723ecd6e82a81861a1fb6e32d06169c104e..a6fb0f0340259d08210b6d29d2fca06db9e872b2 100644
--- a/content/renderer/child_frame_compositing_helper.h
+++ b/content/renderer/child_frame_compositing_helper.h
@@ -114,6 +114,12 @@ class CONTENT_EXPORT ChildFrameCompositingHelper
                               int host_routing_id,
                               cc::SurfaceId id,
                               cc::SurfaceSequence sequence);
+  static void RequireCallbackBrowserPlugin(
+      scoped_refptr<ThreadSafeSender> sender,
+      int host_routing_id,
+      int browser_plugin_instance_id,
+      cc::SurfaceId id,
+      cc::SurfaceSequence sequence);
 
   int host_routing_id_;
   int last_route_id_;