Remove const LayerImpl* from QuadSink

cc/layers/video_layer_impl.cc

 // Copyright 2011 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/layers/video_layer_impl.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "cc/layers/quad_sink.h"
 #include "cc/layers/video_frame_provider_client_impl.h"
@@ skipping 121 matching lines @@
   PopulateSharedQuadState(shared_quad_state);
 
   AppendDebugBorderQuad(quad_sink, shared_quad_state, append_quads_data);
 
   gfx::Rect quad_rect(content_bounds());
   gfx::Rect opaque_rect(contents_opaque() ? quad_rect : gfx::Rect());
   gfx::Rect visible_rect = frame_->visible_rect();
   gfx::Size coded_size = frame_->coded_size();
 
   gfx::Rect visible_quad_rect = quad_sink->UnoccludedContentRect(
-      quad_rect, draw_properties().target_space_transform);
+      this, quad_rect, draw_properties().target_space_transform);
   if (visible_quad_rect.IsEmpty())
     return;
 
   // Pixels for macroblocked formats.
   const float tex_width_scale =
       static_cast<float>(visible_rect.width()) / coded_size.width();
   const float tex_height_scale =
       static_cast<float>(visible_rect.height()) / coded_size.height();
   const float tex_x_offset =
       static_cast<float>(visible_rect.x()) / coded_size.width();
@@ skipping 178 matching lines @@
 void VideoLayerImpl::SetProviderClientImpl(
     scoped_refptr<VideoFrameProviderClientImpl> provider_client_impl) {
   provider_client_impl_ = provider_client_impl;
 }
 
 const char* VideoLayerImpl::LayerTypeAsString() const {
   return "cc::VideoLayerImpl";
 }
 
 }  // namespace cc