Switching to CompositorFrameSinkSupport in android_webview::SurfacesInstance

cc/surfaces/compositor_frame_sink_support.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/surfaces/compositor_frame_sink_support.h"
 
 #include "cc/output/compositor_frame.h"
 #include "cc/scheduler/begin_frame_source.h"
 #include "cc/surfaces/compositor_frame_sink_support_client.h"
 #include "cc/surfaces/display.h"
@@ skipping 108 matching lines @@
 void CompositorFrameSinkSupport::RemoveChildFrameSink(
     const FrameSinkId& child_frame_sink_id) {
   auto it = child_frame_sinks_.find(child_frame_sink_id);
   DCHECK(it != child_frame_sinks_.end());
   DCHECK(it->is_valid());
   surface_manager_->UnregisterFrameSinkHierarchy(frame_sink_id_,
                                                  child_frame_sink_id);
   child_frame_sinks_.erase(it);
 }
 
-void CompositorFrameSinkSupport::DisplayOutputSurfaceLost() {}
+void CompositorFrameSinkSupport::DisplayOutputSurfaceLost() {
+  if (client_)
+    client_->DisplayOutputSurfaceLost();
+}
 
 void CompositorFrameSinkSupport::DisplayWillDrawAndSwap(
     bool will_draw_and_swap,
-    const RenderPassList& render_passes) {}
+    const RenderPassList& render_passes) {
+  if (client_)
+    client_->DisplayWillDrawAndSwap(will_draw_and_swap, render_passes);
+}
 
-void CompositorFrameSinkSupport::DisplayDidDrawAndSwap() {}
+void CompositorFrameSinkSupport::DisplayDidDrawAndSwap() {
+  if (client_)
+    client_->DisplayDidDrawAndSwap();
+}
 
 void CompositorFrameSinkSupport::ReturnResources(
     const ReturnedResourceArray& resources) {
   if (resources.empty())
     return;
 
   if (!ack_pending_count_ && client_) {
     client_->ReclaimResources(resources);
     return;
   }
@@ skipping 41 matching lines @@
     return;
 
   added_frame_observer_ = needs_begin_frame_;
   if (needs_begin_frame_)
     begin_frame_source_->AddObserver(this);
   else
     begin_frame_source_->RemoveObserver(this);
 }
 
 }  // namespace cc