cc: Delete the RendererClient class.

cc/output/renderer.h

 // 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.
 
 #ifndef CC_OUTPUT_RENDERER_H_
 #define CC_OUTPUT_RENDERER_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 31 matching lines @@
   bool allow_empty_swap;
   bool using_egl_image;
   bool using_image;
   bool using_discard_framebuffer;
   bool allow_rasterize_on_demand;
   int max_msaa_samples;
 
   RendererCapabilities MainThreadCapabilities() const;
 };
 
-class CC_EXPORT RendererClient {
- public:
-  virtual void SetFullRootLayerDamage() = 0;
-};
-
 class CC_EXPORT Renderer {
  public:
   virtual ~Renderer() {}
 
   virtual const RendererCapabilitiesImpl& Capabilities() const = 0;
 
   virtual void DecideRenderPassAllocationsForFrame(
       const RenderPassList& render_passes_in_draw_order) {}
   virtual bool HasAllocatedResourcesForTesting(RenderPassId id) const;
 
   // This passes ownership of the render passes to the renderer. It should
   // consume them, and empty the list. The parameters here may change from frame
   // to frame and should not be cached.
   // The |device_viewport_rect| and |device_clip_rect| are in non-y-flipped
   // window space.
   virtual void DrawFrame(RenderPassList* render_passes_in_draw_order,
                          float device_scale_factor,
                          const gfx::ColorSpace& device_color_space,
                          const gfx::Rect& device_viewport_rect,
                          const gfx::Rect& device_clip_rect) = 0;
 
   // Puts backbuffer onscreen.
   virtual void SwapBuffers(CompositorFrameMetadata metadata) = 0;
   virtual void ReclaimResources(const ReturnedResourceArray& resources) {}
 
   bool visible() const { return visible_; }
   void SetVisible(bool visible);
 
  protected:
-  Renderer(RendererClient* client, const RendererSettings* settings)
-      : client_(client), settings_(settings), visible_(false) {}
+  explicit Renderer(const RendererSettings* settings)
+      : settings_(settings), visible_(false) {}
 
-  virtual void DidChangeVisibility() = 0;
+  virtual void DidChangeVisibility() {}
 
-  RendererClient* client_;
   const RendererSettings* settings_;
   bool visible_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(Renderer);
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_RENDERER_H_