cc: Stop using drawableContentRect for occlusion.

cc/shared_quad_state.cc

 // 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.
 
 #include "cc/shared_quad_state.h"
 
 namespace cc {
 
 SharedQuadState::SharedQuadState() : opacity(0) {}
 
 SharedQuadState::~SharedQuadState() {}
 
 scoped_ptr<SharedQuadState> SharedQuadState::Create() {
   return make_scoped_ptr(new SharedQuadState);
 }
 
 scoped_ptr<SharedQuadState> SharedQuadState::Copy() const {
   return make_scoped_ptr(new SharedQuadState(*this));
 }
 
 void SharedQuadState::SetAll(
     const gfx::Transform& content_to_target_transform,
     const gfx::Rect& visible_content_rect,
-    const gfx::Rect& clipped_rect_in_target,
     const gfx::Rect& clip_rect,
     bool is_clipped,
     float opacity) {
   this->content_to_target_transform = content_to_target_transform;
   this->visible_content_rect = visible_content_rect;
-  this->clipped_rect_in_target = clipped_rect_in_target;
   this->clip_rect = clip_rect;
   this->is_clipped = is_clipped;
   this->opacity = opacity;
 }
 
 }  // namespace cc