Plumb SetVisible from ui::Compositor to the DirectRenderer.

cc/output/renderer_unittest.cc

 // Copyright 2014 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/output/delegating_renderer.h"
 #include "cc/output/gl_renderer.h"
 #include "cc/output/output_surface.h"
 #include "cc/test/fake_output_surface_client.h"
 #include "cc/test/fake_renderer_client.h"
 #include "cc/test/fake_resource_provider.h"
@@ skipping 88 matching lines @@
   scoped_refptr<MockContextProvider> context_provider_;
   std::unique_ptr<OutputSurface> output_surface_;
   std::unique_ptr<ResourceProvider> resource_provider_;
   std::unique_ptr<Renderer> renderer_;
 };
 
 typedef ::testing::Types<DelegatingRenderer, GLRenderer> RendererTypes;
 TYPED_TEST_CASE(RendererTest, RendererTypes);
 
 TYPED_TEST(RendererTest, ContextPurgedWhenRendererBecomesInvisible) {
+  EXPECT_FALSE(this->renderer_->visible());
+  this->renderer_->SetVisible(true);
+  EXPECT_TRUE(this->renderer_->visible());
+
   EXPECT_CALL(*(this->context_provider_.get()), DeleteCachedResources())
       .Times(1);
-
-  EXPECT_TRUE(this->renderer_->visible());
   this->renderer_->SetVisible(false);
   EXPECT_FALSE(this->renderer_->visible());
 }
 
 }  // namespace
 }  // namespace cc