cc: return resources via a ReturnedResource struct rather than TransferableResource

content/browser/renderer_host/render_widget_host_impl.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_impl.h"
 
 #include <math.h>
 #include <utility>
 
 #include "base/auto_reset.h"
@@ skipping 1464 matching lines @@
 
   if (view_) {
     view_->OnSwapCompositorFrame(output_surface_id, frame.Pass());
     view_->DidReceiveRendererFrame();
   } else {
     cc::CompositorFrameAck ack;
     if (frame->gl_frame_data) {
       ack.gl_frame_data = frame->gl_frame_data.Pass();
       ack.gl_frame_data->sync_point = 0;
     } else if (frame->delegated_frame_data) {
-      ack.resources.swap(frame->delegated_frame_data->resource_list);
+      cc::TransferableResource::ReturnResources(
+          frame->delegated_frame_data->resource_list,
+          &ack.resources);
     } else if (frame->software_frame_data) {
       ack.last_software_frame_id = frame->software_frame_data->id;
     }
     SendSwapCompositorFrameAck(routing_id_, process_->GetID(),
                                output_surface_id,  ack);
   }
   return true;
 }
 
 void RenderWidgetHostImpl::OnOverscrolled(
@@ skipping 980 matching lines @@
     int process_id = (b->first.second >> 32) & 0xffffffff;
     RenderWidgetHost* rwh =
         RenderWidgetHost::FromID(process_id, routing_id);
     if (!rwh)
       continue;
     RenderWidgetHostImpl::From(rwh)->FrameSwapped(latency_info);
   }
 }
 
 }  // namespace content