android_webview: changes to support Android GraphicBuffers

android_webview/common/graphic_buffer_factory_proxy.cc

Index: android_webview/common/graphic_buffer_factory_proxy.cc
diff --git a/android_webview/common/graphic_buffer_factory_proxy.cc b/android_webview/common/graphic_buffer_factory_proxy.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c77aef58ac2000ffb6cce3021559e8c5eb2a034c
--- /dev/null
+++ b/android_webview/common/graphic_buffer_factory_proxy.cc
@@ -0,0 +1,24 @@
+// Copyright 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_ = CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kUseZeroCopyBuffers)
+      ? new cc::GraphicBuffer::Factory(factory) : NULL;
+}
+
+}  // namespace android_webview
+