Compositor leaks all resources if tab is closed and it's not the last in the process

Source/WebCore/platform/graphics/chromium/TextureManager.cpp

 /*
  * Copyright (C) 2010, 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
@@ skipping 67 matching lines @@
 }
 
 bool TextureManager::isProtected(TextureToken token)
 {
     return token && hasTexture(token) && m_textures.get(token).isProtected;
 }
 
 void TextureManager::protectTexture(TextureToken token)
 {
     ASSERT(hasTexture(token));
-    ASSERT(!m_textures.get(token).isProtected);

[enne (OOO), 2011/08/26 22:17:03]

Nit: This doesn't seem necessary.  Maybe you didn't mean to upload this change?
I plan to remove it before landing.

     TextureInfo info = m_textures.take(token);
     info.isProtected = true;
     m_textures.add(token, info);
 }
 
 void TextureManager::unprotectTexture(TextureToken token)
 {
     TextureMap::iterator it = m_textures.find(token);
     if (it != m_textures.end())
         it->second.isProtected = false;
@@ skipping 78 matching lines @@
     info.format = format;
     info.textureId = textureId;
     info.isProtected = true;
     addTexture(token, info);
     return textureId;
 }
 
 }
 
 #endif // USE(ACCELERATED_COMPOSITING)