cc: Support anti-aliasing for solid color layers.

cc/solid_color_draw_quad.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_SOLID_COLOR_DRAW_QUAD_H_
 #define CC_SOLID_COLOR_DRAW_QUAD_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/cc_export.h"
 #include "cc/draw_quad.h"
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace cc {
 
 class CC_EXPORT SolidColorDrawQuad : public DrawQuad {
  public:
   static scoped_ptr<SolidColorDrawQuad> Create();
 
   void SetNew(const SharedQuadState* shared_quad_state,
               gfx::Rect rect,
+              AntiAliasing anti_aliasing,
               SkColor color);
 
   void SetAll(const SharedQuadState* shared_quad_state,
               gfx::Rect rect,
               gfx::Rect opaque_rect,
               gfx::Rect visible_rect,
               bool needs_blending,
+              AntiAliasing anti_aliasing,
               SkColor color);
 
   SkColor color;
 
   static const SolidColorDrawQuad* MaterialCast(const DrawQuad*);
  private:
   SolidColorDrawQuad();
 };
 
 }
 
 #endif  // CC_SOLID_COLOR_DRAW_QUAD_H_