cc: The recent texture manager bug uncovered some unnecessary code

cc/layer_tree_host.cc

 // Copyright 2011 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 "config.h"
 
 #include "cc/layer_tree_host.h"
 
 #include "Region.h"
 #include "base/debug/trace_event.h"
@@ skipping 284 matching lines @@
         if (m_fontAtlas.get())
             m_hudLayer->setFontAtlas(m_fontAtlas.Pass());
 
         if (!m_hudLayer->parent())
             m_rootLayer->addChild(m_hudLayer);
     }
 }
 
 void LayerTreeHost::commitComplete()
 {
-    m_deleteTextureAfterCommitList.clear();
     m_client->didCommit();
 }
 
 scoped_ptr<GraphicsContext> LayerTreeHost::createContext()
 {
     return m_client->createOutputSurface();
 }
 
 scoped_ptr<InputHandler> LayerTreeHost::createInputHandler()
 {
@@ skipping 413 matching lines @@
 
 bool LayerTreeHost::requestPartialTextureUpdate()
 {
     if (m_partialTextureUpdateRequests >= m_settings.maxPartialTextureUpdates)
         return false;
 
     m_partialTextureUpdateRequests++;
     return true;
 }
 
-void LayerTreeHost::deleteTextureAfterCommit(scoped_ptr<PrioritizedTexture> texture)
-{
-    m_deleteTextureAfterCommitList.append(texture.Pass());
-}
-
 void LayerTreeHost::setDeviceScaleFactor(float deviceScaleFactor)
 {
     if (deviceScaleFactor ==  m_deviceScaleFactor)
         return;
     m_deviceScaleFactor = deviceScaleFactor;
 
     setNeedsCommit();
 }
 
 void LayerTreeHost::animateLayers(double monotonicTime)
@@ skipping 38 matching lines @@
             else
                 layer->notifyAnimationFinished(wallClockTime);
         }
     }
 
     for (size_t childIndex = 0; childIndex < layer->children().size(); ++childIndex)
         setAnimationEventsRecursive(events, layer->children()[childIndex].get(), wallClockTime);
 }
 
 } // namespace cc