Implement shareResources==true in TestWebGraphicsContext3D

cc/trees/layer_tree_host_impl_unittest.cc

Index: cc/trees/layer_tree_host_impl_unittest.cc
diff --git a/cc/trees/layer_tree_host_impl_unittest.cc b/cc/trees/layer_tree_host_impl_unittest.cc
index 85c9836d3d601ecdd43fa03ccc086a14623bec4c..1ac92a021401641a609cdb80d9b866d23cdd459b 100644
--- a/cc/trees/layer_tree_host_impl_unittest.cc
+++ b/cc/trees/layer_tree_host_impl_unittest.cc
@@ -3482,7 +3482,7 @@ class TrackingWebGraphicsContext3D : public TestWebGraphicsContext3D {
 
 TEST_F(LayerTreeHostImplTest, LayersFreeTextures) {
   scoped_ptr<TestWebGraphicsContext3D> context =
-      TestWebGraphicsContext3D::Create();
+      TestWebGraphicsContext3D::CreateShared();
   TestWebGraphicsContext3D* context3d = context.get();
   scoped_ptr<OutputSurface> output_surface = FakeOutputSurface::Create3d(
       context.PassAs<WebKit::WebGraphicsContext3D>()).PassAs<OutputSurface>();
@@ -6022,7 +6022,7 @@ TEST_F(LayerTreeHostImplTest, DeferredInitializeSmoke) {
   EXPECT_FALSE(did_try_initialize_renderer_);
   EXPECT_TRUE(output_surface_ptr->SetAndInitializeContext3D(
       scoped_ptr<WebKit::WebGraphicsContext3D>(
-          TestWebGraphicsContext3D::Create())));
+          TestWebGraphicsContext3D::CreateShared())));
   EXPECT_TRUE(did_try_initialize_renderer_);
 
   // Defer intialized GL draw.