cc: Delete the Renderer base class.

cc/output/software_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_SOFTWARE_RENDERER_H_
 #define CC_OUTPUT_SOFTWARE_RENDERER_H_
 
 #include "base/macros.h"
 #include "cc/base/cc_export.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/direct_renderer.h"
 
 namespace cc {
 
 class OutputSurface;
-class RendererClient;
 class ResourceProvider;
 class SoftwareOutputDevice;
 
 class DebugBorderDrawQuad;
 class PictureDrawQuad;
 class RenderPassDrawQuad;
 class SolidColorDrawQuad;
 class TextureDrawQuad;
 class TileDrawQuad;
 
 class CC_EXPORT SoftwareRenderer : public DirectRenderer {
  public:
   static std::unique_ptr<SoftwareRenderer> Create(
-      RendererClient* client,
+      DirectRendererClient* client,
       const RendererSettings* settings,
       OutputSurface* output_surface,
       ResourceProvider* resource_provider);
 
   ~SoftwareRenderer() override;
   const RendererCapabilitiesImpl& Capabilities() const override;
-  void Finish() override;
   void SwapBuffers(CompositorFrameMetadata metadata) override;
-  void DiscardBackbuffer() override;
-  void EnsureBackbuffer() override;
 
   void SetDisablePictureQuadImageFiltering(bool disable) {
     disable_picture_quad_image_filtering_ = disable;
   }
 
  protected:
   void BindFramebufferToOutputSurface(DrawingFrame* frame) override;
   bool BindFramebufferToTexture(DrawingFrame* frame,
                                 const ScopedResource* texture) override;
   void SetScissorTestRect(const gfx::Rect& scissor_rect) override;
   void PrepareSurfaceForPass(DrawingFrame* frame,
                              SurfaceInitializationMode initialization_mode,
                              const gfx::Rect& render_pass_scissor) override;
 
   void DoDrawQuad(DrawingFrame* frame,
                   const DrawQuad* quad,
                   const gfx::QuadF* draw_region) override;
   void BeginDrawingFrame(DrawingFrame* frame) override;
   void FinishDrawingFrame(DrawingFrame* frame) override;
   bool FlippedFramebuffer(const DrawingFrame* frame) const override;
   void EnsureScissorTestEnabled() override;
   void EnsureScissorTestDisabled() override;
   void CopyCurrentRenderPassToBitmap(
       DrawingFrame* frame,
       std::unique_ptr<CopyOutputRequest> request) override;
 
-  SoftwareRenderer(RendererClient* client,
+  SoftwareRenderer(DirectRendererClient* client,
                    const RendererSettings* settings,
                    OutputSurface* output_surface,
                    ResourceProvider* resource_provider);
 
-  void DidChangeVisibility() override;
-
  private:
   void ClearCanvas(SkColor color);
   void ClearFramebuffer(DrawingFrame* frame);
   void SetClipRect(const gfx::Rect& rect);
   bool IsSoftwareResource(ResourceId resource_id) const;
 
   void DrawDebugBorderQuad(const DrawingFrame* frame,
                            const DebugBorderDrawQuad* quad);
   void DrawPictureQuad(const DrawingFrame* frame,
                        const PictureDrawQuad* quad);
@@ skipping 19 matching lines @@
   SkBitmap GetBackdropBitmap(const gfx::Rect& bounding_rect) const;
   sk_sp<SkShader> GetBackgroundFilterShader(
       const DrawingFrame* frame,
       const RenderPassDrawQuad* quad,
       SkShader::TileMode content_tile_mode) const;
 
   bool disable_picture_quad_image_filtering_ = false;
 
   RendererCapabilitiesImpl capabilities_;
   bool is_scissor_enabled_;
-  bool is_backbuffer_discarded_;
   gfx::Rect scissor_rect_;
 
   SoftwareOutputDevice* output_device_;
   SkCanvas* root_canvas_;
   SkCanvas* current_canvas_;
   SkPaint current_paint_;
   std::unique_ptr<ResourceProvider::ScopedWriteLockSoftware>
       current_framebuffer_lock_;
   sk_sp<SkCanvas> current_framebuffer_canvas_;
 
   DISALLOW_COPY_AND_ASSIGN(SoftwareRenderer);
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_SOFTWARE_RENDERER_H_