cc: Apply occlusion before creating quads in RenderSurfaceImpl.

cc/test/mock_quad_culler.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_TEST_MOCK_QUAD_CULLER_H_
 #define CC_TEST_MOCK_QUAD_CULLER_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/layers/quad_sink.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/quads/render_pass.h"
 
 namespace cc {
 
 class MockQuadCuller : public QuadSink {
  public:
   MockQuadCuller();
   virtual ~MockQuadCuller();
 
   MockQuadCuller(QuadList* external_quad_list,
                  SharedQuadStateList* external_shared_quad_state_list);
 
   // QuadSink interface.
   virtual SharedQuadState* UseSharedQuadState(
       scoped_ptr<SharedQuadState> shared_quad_state) OVERRIDE;
   virtual gfx::Rect UnoccludedContentRect(const gfx::Rect& content_rect,
                                           const gfx::Transform& draw_transform)
       OVERRIDE;
+  virtual gfx::Rect UnoccludedContributingSurfaceContentRect(
+      gfx::Rect& content_rect,
+      gfx::Transform& draw_transform) OVERRIDE;
   virtual bool MaybeAppend(scoped_ptr<DrawQuad> draw_quad) OVERRIDE;
   virtual void Append(scoped_ptr<DrawQuad> draw_quad) OVERRIDE;
 
   const QuadList& quad_list() const { return *active_quad_list_; }
   const SharedQuadStateList& shared_quad_state_list() const {
     return *active_shared_quad_state_list_;
   }
 
   void set_occluded_content_rect(const gfx::Rect& occluded) {
     occluded_content_rect_ = occluded;
   }
 
   void clear_lists() {
     active_quad_list_->clear();
     active_shared_quad_state_list_->clear();
   }
 
  private:
   QuadList* active_quad_list_;
   QuadList quad_list_storage_;
   SharedQuadStateList* active_shared_quad_state_list_;
   SharedQuadStateList shared_quad_state_storage_;
   gfx::Rect occluded_content_rect_;
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_MOCK_QUAD_CULLER_H_