Enables compositing support for webview.

cc/resource_provider.cc

 // Copyright 2012 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 "cc/resource_provider.h"
 
 #include <limits.h>
 
 #include "base/debug/alias.h"
 #include "base/hash_tables.h"
@@ skipping 239 matching lines @@
     const int8* name = reinterpret_cast<const int8*>(mailbox.data());
     WebGraphicsContext3D* context3d = m_outputSurface->Context3D();
     DCHECK(context3d);
     unsigned textureId = context3d->createTexture();
     GLC(context3d, context3d->bindTexture(GL_TEXTURE_2D, textureId));
     GLC(context3d, context3d->consumeTextureCHROMIUM(GL_TEXTURE_2D, name));
 
     ResourceId id = m_nextId++;
     Resource resource(textureId, gfx::Size(), 0, GL_LINEAR);
     resource.external = true;
+    resource.allocated = true;
     resource.mailbox.setName(name);
     resource.mailboxReleaseCallback = releaseCallback;
     m_resources[id] = resource;
     return id;
 }
 
 void ResourceProvider::deleteResource(ResourceId id)
 {
     DCHECK(m_threadChecker.CalledOnValidThread());
     ResourceMap::iterator it = m_resources.find(id);
@@ skipping 772 matching lines @@
     GLC(context3d, context3d->bindTexture(GL_TEXTURE_2D, resource->glId));
     if (m_useTextureStorageExt && isTextureFormatSupportedForStorage(format)) {
         GLenum storageFormat = textureToStorageFormat(format);
         GLC(context3d, context3d->texStorage2DEXT(GL_TEXTURE_2D, 1, storageFormat, size.width(), size.height()));
     } else
         GLC(context3d, context3d->texImage2D(GL_TEXTURE_2D, 0, format, size.width(), size.height(), 0, format, GL_UNSIGNED_BYTE, 0));
 }
 
 
 }  // namespace cc