mus+ash: Enable Chrome HW rendering in mus+ash

cc/surfaces/display.h

Index: cc/surfaces/display.h
diff --git a/cc/surfaces/display.h b/cc/surfaces/display.h
index c9778ddb0590ab6e4aa1673dc56635ff48e0b0b1..d3386183a00105c83553bda50c10a9858c3e5fc8 100644
--- a/cc/surfaces/display.h
+++ b/cc/surfaces/display.h
@@ -32,9 +32,9 @@ class Size;
 namespace cc {
 
 class BeginFrameSource;
-class DirectRenderer;
 class DisplayClient;
 class OutputSurface;
+class Renderer;
 class RendererSettings;
 class ResourceProvider;
 class SharedBitmapManager;
@@ -138,7 +138,7 @@ class CC_SURFACES_EXPORT Display : public DisplaySchedulerClient,
   std::unique_ptr<ResourceProvider> resource_provider_;
   std::unique_ptr<SurfaceAggregator> aggregator_;
   std::unique_ptr<TextureMailboxDeleter> texture_mailbox_deleter_;
-  std::unique_ptr<DirectRenderer> renderer_;
+  std::unique_ptr<Renderer> renderer_;
   std::vector<ui::LatencyInfo> stored_latency_info_;
 
  private: