Add hints for potential overlay promotion on android.

cc/surfaces/surface_aggregator.cc

 // Copyright 2014 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/surface_aggregator.h"
 
 #include <stddef.h>
 
 #include <map>
 
@@ skipping 548 matching lines @@
   int child_id = 0;
   // TODO(jbauman): hack for unit tests that don't set up rp
   if (provider_) {
     child_id = ChildIdForSurface(surface);
     if (surface->factory())
       surface->factory()->RefResources(frame.resource_list);
     provider_->ReceiveFromChild(child_id, frame.resource_list);
   }
   CHECK(debug_weak_this.get());
 
-  ResourceProvider::ResourceIdSet referenced_resources;
+  ResourceIdSet referenced_resources;
   size_t reserve_size = frame.resource_list.size();
   referenced_resources.reserve(reserve_size);
 
   bool invalid_frame = false;
   ResourceProvider::ResourceIdMap empty_map;
   const ResourceProvider::ResourceIdMap& child_to_parent_map =
       provider_ ? provider_->GetChildToParentMap(child_id) : empty_map;
 
   CHECK(debug_weak_this.get());
   if (!frame.render_pass_list.empty()) {
@@ skipping 247 matching lines @@
 
 void SurfaceAggregator::SetFullDamageForSurface(const SurfaceId& surface_id) {
   auto it = previous_contained_surfaces_.find(surface_id);
   if (it == previous_contained_surfaces_.end())
     return;
   // Set the last drawn index as 0 to ensure full damage next time it's drawn.
   it->second = 0;
 }
 
 }  // namespace cc