Implement shareResources==true in TestWebGraphicsContext3D

cc/trees/layer_tree_host_unittest.cc

 // Copyright 2011 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/trees/layer_tree_host.h"
 
 #include <algorithm>
 
 #include "base/auto_reset.h"
 #include "base/synchronization/lock.h"
@@ skipping 3027 matching lines @@
   }
 
   virtual void BeginTest() OVERRIDE {
     did_initialize_gl_ = false;
     did_release_gl_ = false;
     PostSetNeedsCommitToMainThread();
   }
 
   virtual scoped_ptr<OutputSurface> CreateOutputSurface() OVERRIDE {
     scoped_ptr<TestWebGraphicsContext3D> context3d(
-        TestWebGraphicsContext3D::Create());
+        TestWebGraphicsContext3D::CreateShared());
     context3d->set_support_swapbuffers_complete_callback(false);
 
     return FakeOutputSurface::CreateDeferredGL(
         scoped_ptr<SoftwareOutputDevice>(new SoftwareOutputDevice))
         .PassAs<OutputSurface>();
   }
 
   virtual void DrawLayersOnThread(LayerTreeHostImpl* host_impl) OVERRIDE {
     ASSERT_TRUE(host_impl->RootLayer());
     FakePictureLayerImpl* layer_impl =
@@ skipping 19 matching lines @@
       EndTest();
     }
   }
 
   void DeferredInitializeAndRedraw(LayerTreeHostImpl* host_impl) {
     EXPECT_FALSE(did_initialize_gl_);
     // SetAndInitializeContext3D calls SetNeedsCommit.
     EXPECT_TRUE(static_cast<FakeOutputSurface*>(host_impl->output_surface())
                     ->SetAndInitializeContext3D(
                           scoped_ptr<WebKit::WebGraphicsContext3D>(
-                              TestWebGraphicsContext3D::Create())));
+                              TestWebGraphicsContext3D::CreateShared())));
     did_initialize_gl_ = true;
   }
 
   void ReleaseGLAndRedraw(LayerTreeHostImpl* host_impl) {
     EXPECT_TRUE(did_initialize_gl_);
     EXPECT_FALSE(did_release_gl_);
     // ReleaseGL calls SetNeedsCommit.
     static_cast<FakeOutputSurface*>(host_impl->output_surface())->ReleaseGL();
     did_release_gl_ = true;
   }
@@ skipping 718 matching lines @@
         break;
     }
   }
 };
 
 MULTI_THREAD_TEST_F(
     LayerTreeHostTestPushPropertiesSetPropertyInChildThenParent);
 
 }  // namespace
 }  // namespace cc