Remove use of wtf/ListHashSet from CCPrioritizedTextureManager.

cc/single_thread_proxy.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 "CCSingleThreadProxy.h"
 
 #include "CCDrawQuad.h"
 #include "CCGraphicsContext.h"
@@ skipping 300 matching lines @@
 }
 
 bool CCSingleThreadProxy::commitAndComposite()
 {
     ASSERT(CCProxy::isMainThread());
 
     if (!m_layerTreeHost->initializeRendererIfNeeded())
         return false;
 
     // Unlink any texture backings that were deleted
-    CCPrioritizedTextureManager::BackingVector evictedContentsTexturesBackings;
+    CCPrioritizedTextureManager::BackingList evictedContentsTexturesBackings;
     {
         DebugScopedSetImplThread implThread;
         m_layerTreeHost->contentsTextureManager()->getEvictedBackings(evictedContentsTexturesBackings);
     }
     m_layerTreeHost->contentsTextureManager()->unlinkEvictedBackings(evictedContentsTexturesBackings);
 
     scoped_ptr<CCTextureUpdateQueue> queue = make_scoped_ptr(new CCTextureUpdateQueue);
     m_layerTreeHost->updateLayers(*(queue.get()), m_layerTreeHostImpl->memoryAllocationLimitBytes());
 
     if (m_layerTreeHostImpl->contentsTexturesPurged())
@@ skipping 42 matching lines @@
 
 void CCSingleThreadProxy::didSwapFrame()
 {
     if (m_nextFrameIsNewlyCommittedFrame) {
         m_nextFrameIsNewlyCommittedFrame = false;
         m_layerTreeHost->didCommitAndDrawFrame();
     }
 }
 
 }