Implement shareResources==true in TestWebGraphicsContext3D

cc/test/fake_layer_tree_host_client.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/test/fake_layer_tree_host_client.h"
 
 #include "cc/output/context_provider.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 
 namespace cc {
@@ skipping 10 matching lines @@
   if (use_software_rendering_) {
     if (use_delegating_renderer_) {
       return FakeOutputSurface::CreateDelegatingSoftware(
           make_scoped_ptr(new SoftwareOutputDevice)).PassAs<OutputSurface>();
     }
 
     return FakeOutputSurface::CreateSoftware(
         make_scoped_ptr(new SoftwareOutputDevice)).PassAs<OutputSurface>();
   }
 
-  WebKit::WebGraphicsContext3D::Attributes attrs;
-  if (use_delegating_renderer_) {
-    return FakeOutputSurface::CreateDelegating3d(
-        TestWebGraphicsContext3D::Create(attrs)
-            .PassAs<WebKit::WebGraphicsContext3D>())
-        .PassAs<OutputSurface>();
-  }
+  if (use_delegating_renderer_)
+    return FakeOutputSurface::CreateDelegating3d().PassAs<OutputSurface>();
 
-  return FakeOutputSurface::Create3d(
-      TestWebGraphicsContext3D::Create(attrs)
-          .PassAs<WebKit::WebGraphicsContext3D>())
-      .PassAs<OutputSurface>();
+  return CreateFakeOutputSurface();
 }
 
 scoped_refptr<cc::ContextProvider> FakeLayerTreeHostClient::
     OffscreenContextProviderForMainThread() {
   if (!main_thread_contexts_.get() ||
       main_thread_contexts_->DestroyedOnMainThread()) {
     main_thread_contexts_ = FakeContextProvider::Create();
     if (!main_thread_contexts_->BindToCurrentThread())
       main_thread_contexts_ = NULL;
   }
   return main_thread_contexts_;
 }
 
 scoped_refptr<cc::ContextProvider> FakeLayerTreeHostClient::
     OffscreenContextProviderForCompositorThread() {
   if (!compositor_thread_contexts_.get() ||
       compositor_thread_contexts_->DestroyedOnMainThread())
     compositor_thread_contexts_ = FakeContextProvider::Create();
   return compositor_thread_contexts_;
 }
 
 }  // namespace cc