cc: fix damage tracker rect with hidpi filters.

cc/layers/render_surface_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/render_surface_impl.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 153 matching lines @@
 
 bool RenderSurfaceImpl::HasReplicaMask() const {
   return OwningEffectNode()->replica_mask_layer_id !=
          EffectTree::kInvalidNodeId;
 }
 
 const FilterOperations& RenderSurfaceImpl::Filters() const {
   return OwningEffectNode()->filters;
 }
 
+gfx::Transform RenderSurfaceImpl::FiltersTransform() const {
+  return owning_layer_->DrawTransform();
+}
+
 const FilterOperations& RenderSurfaceImpl::BackgroundFilters() const {
   return OwningEffectNode()->background_filters;
 }
 
 bool RenderSurfaceImpl::HasCopyRequest() const {
   return OwningEffectNode()->has_copy_request;
 }
 
 int RenderSurfaceImpl::TransformTreeIndex() const {
   return owning_layer_->transform_tree_index();
@@ skipping 224 matching lines @@
 
   RenderPassDrawQuad* quad =
       render_pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>();
   quad->SetNew(shared_quad_state, content_rect(), visible_layer_rect,
                render_pass_id, mask_resource_id, mask_uv_scale,
                mask_texture_size, Filters(), owning_layer_to_target_scale,
                BackgroundFilters());
 }
 
 }  // namespace cc