Pass returned resources to DidReceiveCompositorFrameAck

cc/ipc/mojo_compositor_frame_sink.mojom

Index: cc/ipc/mojo_compositor_frame_sink.mojom
diff --git a/cc/ipc/mojo_compositor_frame_sink.mojom b/cc/ipc/mojo_compositor_frame_sink.mojom
index fd50bb1d22a9a46d7105e46a806c2ac789373682..1ad4ae14d5e03fc70ae4fd13ac464d35f75e4d85 100644
--- a/cc/ipc/mojo_compositor_frame_sink.mojom
+++ b/cc/ipc/mojo_compositor_frame_sink.mojom
@@ -52,7 +52,7 @@ interface MojoCompositorFrameSinkClient {
   // TODO(fsamuel): This method ought not be necessary with unified BeginFrame.
   // However, there's a fair amount of cleanup and refactoring necessary to get
   // rid of it.
-  DidReceiveCompositorFrameAck();
+  DidReceiveCompositorFrameAck(ReturnedResourceArray resources);

[piman, 2017/04/11 21:41:50]

nit: this used to be the IPC version, and fsamuel had merged the corresponding
IPC into ReclaimResources, by adding a bool is_ack.

I really don't mind either way, just if you're looking for consistency (it may
make some adapters simpler).

 
   // Notification for the client to generate a CompositorFrame.
   OnBeginFrame(BeginFrameArgs args);