android_webview: changes to support Android GraphicBuffers

android_webview/common/graphic_buffer_factory_proxy.cc

+// Copyright (c) 2013 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 "android_webview/common/graphic_buffer_factory_proxy.h"
+#include "base/logging.h"
+
+namespace android_webview {
+
+cc::GraphicBuffer::Factory* g_graphic_buffer_factory_ = NULL;
+
+const cc::GraphicBuffer::Factory& GetGraphicBufferFactoryProxy() {
+  return *g_graphic_buffer_factory_;
+}
+
+void SetGraphicBufferFactoryProxy(const cc::GraphicBuffer::Factory& factory) {
+  DCHECK(g_graphic_buffer_factory_ == NULL);
+  g_graphic_buffer_factory_ = new cc::GraphicBuffer::Factory(factory);
+}
+
+}  // namespace android_webview
+