Merge 121076 - [chromium] LayerRendererChromium is not getting visibility messages in single thread…

Source/WebCore/platform/graphics/chromium/TrackingTextureAllocator.h

 /*
  * Copyright (C) 2011, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef TrackingTextureAllocator_h
 #define TrackingTextureAllocator_h
 
 #include "GraphicsContext3D.h"
 #include "TextureManager.h"
+#include <wtf/HashSet.h>
 #include <wtf/PassRefPtr.h>
 
 namespace WebCore {
 
 class TrackingTextureAllocator : public TextureAllocator {
     WTF_MAKE_NONCOPYABLE(TrackingTextureAllocator);
 public:
     static PassOwnPtr<TrackingTextureAllocator> create(PassRefPtr<GraphicsContext3D> context)
     {
         return adoptPtr(new TrackingTextureAllocator(context));
     }
     virtual ~TrackingTextureAllocator();
 
-    virtual unsigned createTexture(const IntSize&, GC3Denum format);
-    virtual void deleteTexture(unsigned texture, const IntSize&, GC3Denum format);
+    virtual unsigned createTexture(const IntSize&, GC3Denum format) OVERRIDE;
+    virtual void deleteTexture(unsigned texture, const IntSize&, GC3Denum format) OVERRIDE;
+    virtual void deleteAllTextures() OVERRIDE;
 
     size_t currentMemoryUseBytes() const { return m_currentMemoryUseBytes; }
 
     enum TextureUsageHint { Any, FramebufferAttachment };
 
     void setTextureUsageHint(TextureUsageHint hint) { m_textureUsageHint = hint; }
     void setUseTextureStorageExt(bool useStorageExt) { m_useTextureStorageExt = useStorageExt; }
 
 protected:
     explicit TrackingTextureAllocator(PassRefPtr<GraphicsContext3D>);
 
     RefPtr<GraphicsContext3D> m_context;
     size_t m_currentMemoryUseBytes;
     TextureUsageHint m_textureUsageHint;
     bool m_useTextureStorageExt;
+    HashSet<unsigned> m_allocatedTextureIds;
 };
 
 }
 
 #endif