Delete CC.

cc/surfaces/surface_resource_holder.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_resource_holder.h"
-
-#include "cc/surfaces/surface_factory_client.h"
-
-namespace cc {
-
-SurfaceResourceHolder::SurfaceResourceHolder(SurfaceFactoryClient* client)
-    : client_(client) {
-}
-
-SurfaceResourceHolder::~SurfaceResourceHolder() {
-}
-
-SurfaceResourceHolder::ResourceRefs::ResourceRefs()
-    : refs_received_from_child(0), refs_holding_resource_alive(0) {
-}
-
-void SurfaceResourceHolder::ReceiveFromChild(
-    const TransferableResourceArray& resources) {
-  for (TransferableResourceArray::const_iterator it = resources.begin();
-       it != resources.end();
-       ++it) {
-    ResourceRefs& ref = resource_id_use_count_map_[it->id];
-    ref.refs_holding_resource_alive++;
-    ref.refs_received_from_child++;
-  }
-}
-
-void SurfaceResourceHolder::RefResources(
-    const TransferableResourceArray& resources) {
-  for (TransferableResourceArray::const_iterator it = resources.begin();
-       it != resources.end();
-       ++it) {
-    ResourceIdCountMap::iterator count_it =
-        resource_id_use_count_map_.find(it->id);
-    DCHECK(count_it != resource_id_use_count_map_.end());
-    count_it->second.refs_holding_resource_alive++;
-  }
-}
-
-void SurfaceResourceHolder::UnrefResources(
-    const ReturnedResourceArray& resources) {
-  ReturnedResourceArray resources_available_to_return;
-
-  for (ReturnedResourceArray::const_iterator it = resources.begin();
-       it != resources.end();
-       ++it) {
-    ResourceProvider::ResourceId id = it->id;
-    ResourceIdCountMap::iterator count_it = resource_id_use_count_map_.find(id);
-    if (count_it == resource_id_use_count_map_.end())
-      continue;
-    ResourceRefs& ref = count_it->second;
-    ref.refs_holding_resource_alive -= it->count;
-    if (ref.refs_holding_resource_alive == 0) {
-      ReturnedResource returned = *it;
-      returned.count = ref.refs_received_from_child;
-      resources_available_to_return.push_back(returned);
-      resource_id_use_count_map_.erase(count_it);
-    }
-  }
-
-  client_->ReturnResources(resources_available_to_return);
-}
-
-}  // namespace cc