Allow WebExternalTextureLayers to receive a bitmap along with a mailbox

cc/layers/texture_layer_unittest.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/layers/texture_layer.h"
 
 #include <string>
 
 #include "base/callback.h"
 #include "cc/layers/texture_layer_client.h"
@@ skipping 688 matching lines @@
   }
 
   virtual unsigned PrepareTexture(ResourceUpdateQueue* queue) OVERRIDE {
     return texture_;
   }
 
   virtual WebKit::WebGraphicsContext3D* Context3d() OVERRIDE {
     return context_;
   }
 
-  virtual bool PrepareTextureMailbox(cc::TextureMailbox* mailbox) OVERRIDE {
+  virtual bool PrepareTextureMailbox(
+      cc::TextureMailbox* mailbox, bool use_shared_memory) OVERRIDE {
     return false;
   }
 
   virtual void SetupTree() OVERRIDE {
     scoped_refptr<Layer> root = Layer::Create();
     root->SetBounds(gfx::Size(10, 10));
     root->SetAnchorPoint(gfx::PointF());
     root->SetIsDrawable(true);
 
     texture_layer_ = TextureLayer::Create(this);
@@ skipping 68 matching lines @@
   base::Lock lock_;
   unsigned expected_used_textures_on_commit_;
 };
 
 // The TextureLayerClient does not use mailboxes, so can't use a delegating
 // renderer.
 SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F(TextureLayerClientTest);
 
 }  // namespace
 }  // namespace cc