[Chromecast] Adding pause/resume operations to VideoPlaneController.

chromecast/base/cast_resource.cc

 // Copyright 2015 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 "chromecast/base/cast_resource.h"
 
 namespace chromecast {
 
 void CastResource::SetCastResourceClient(Client* client) {
   client_ = client;
 }
 
-void CastResource::NotifyResourceAcquired() {
+void CastResource::RegisterWithClient() {
   if (client_)
-    client_->OnResourceAcquired(this);
+    client_->RegisterCastResource(this);
 }
 
 void CastResource::NotifyResourceReleased(Resource remain) {
   if (client_)
     client_->OnResourceReleased(this, remain);
 }
 
 }  // namespace chromecast