Revert of cc: Remove frame queuing from the scheduler. (patchset #14 id:400001 of https://coderevie…

cc/surfaces/direct_compositor_frame_sink.cc

Index: cc/surfaces/direct_compositor_frame_sink.cc
diff --git a/cc/surfaces/direct_compositor_frame_sink.cc b/cc/surfaces/direct_compositor_frame_sink.cc
index 7a75fe182f511ebdb0842884ca5280fe95652d98..727c374e7e919fdafae238fa195a6df4a88bbbc0 100644
--- a/cc/surfaces/direct_compositor_frame_sink.cc
+++ b/cc/surfaces/direct_compositor_frame_sink.cc
@@ -79,7 +79,6 @@ bool DirectCompositorFrameSink::BindToClient(
 
 void DirectCompositorFrameSink::DetachFromClient() {
   DCHECK(HasClient());
-
   // Unregister the SurfaceFactoryClient here instead of the dtor so that only
   // one client is alive for this namespace at any given time.
   surface_manager_->UnregisterSurfaceFactoryClient(
@@ -147,7 +146,9 @@ void DirectCompositorFrameSink::DisplayDidDrawAndSwap() {
 }
 
 void DirectCompositorFrameSink::DidDrawCallback() {
-  CompositorFrameSink::PostSwapBuffersComplete();
+  // TODO(danakj): Why the lost check?
+  if (!is_lost_)
+    client_->DidSwapBuffersComplete();
 }
 
 }  // namespace cc