cc: Remove all impl-side caps from RendererCapabilitiesImpl.

cc/output/gl_renderer.h

 // Copyright 2010 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_GL_RENDERER_H_
 #define CC_OUTPUT_GL_RENDERER_H_
 
 #include <deque>
 #include <vector>
 
@@ skipping 71 matching lines @@
   void GetFramebufferTexture(unsigned texture_id,
                              const gfx::Rect& device_rect);
   void ReleaseRenderPassTextures();
   enum BoundGeometry { NO_BINDING, SHARED_BINDING, CLIPPED_BINDING };
   void PrepareGeometry(BoundGeometry geometry_to_bind);
   void SetStencilEnabled(bool enabled);
   bool stencil_enabled() const { return stencil_shadow_; }
   void SetBlendEnabled(bool enabled);
   bool blend_enabled() const { return blend_shadow_; }
 
+  bool CanPartialSwap() override;
   void BindFramebufferToOutputSurface(DrawingFrame* frame) override;
   bool BindFramebufferToTexture(DrawingFrame* frame,
                                 const ScopedResource* resource) 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 class DrawQuad*,
                   const gfx::QuadF* draw_region) override;
@@ skipping 413 matching lines @@
 
   std::unique_ptr<ResourceProvider::ScopedWriteLockGL>
       current_framebuffer_lock_;
   // This is valid when current_framebuffer_lock_ is not null.
   ResourceFormat current_framebuffer_format_;
 
   class SyncQuery;
   std::deque<std::unique_ptr<SyncQuery>> pending_sync_queries_;
   std::deque<std::unique_ptr<SyncQuery>> available_sync_queries_;
   std::unique_ptr<SyncQuery> current_sync_query_;
+  bool use_discard_framebuffer_;
   bool use_sync_query_;
   bool use_blend_equation_advanced_;
   bool use_blend_equation_advanced_coherent_;
 
   // Some overlays require that content is copied from a render pass into an
   // overlay resource. This means the GLRenderer needs its own ResourcePool.
   std::unique_ptr<ResourcePool> overlay_resource_pool_;
 
   // If true, draw a green border after compositing a texture quad using GL.
   bool gl_composited_texture_quad_border_;
 
   // The method FlippedFramebuffer determines whether the framebuffer associated
   // with a DrawingFrame is flipped. It makes the assumption that the
   // DrawingFrame is being used as part of a render pass. If a DrawingFrame is
   // not being used as part of a render pass, setting it here forces
   // FlippedFramebuffer to return |true|.
   bool force_drawing_frame_framebuffer_unflipped_ = false;
 
   BoundGeometry bound_geometry_;
   ColorLUTCache color_lut_cache_;
   DISALLOW_COPY_AND_ASSIGN(GLRenderer);
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_GL_RENDERER_H_