Remove CSSCompositing

sky/viewer/cc/web_layer_impl.cc

 // Copyright 2014 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 "sky/viewer/cc/web_layer_impl.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event_impl.h"
 #include "base/lazy_instance.h"
 #include "base/strings/string_util.h"
@@ skipping 132 matching lines @@
 }
 
 void WebLayerImpl::setBlendMode(blink::WebBlendMode blend_mode) {
   layer_->SetBlendMode(BlendModeToSkia(blend_mode));
 }
 
 blink::WebBlendMode WebLayerImpl::blendMode() const {
   return BlendModeFromSkia(layer_->blend_mode());
 }
 
-void WebLayerImpl::setIsRootForIsolatedGroup(bool isolate) {
-  layer_->SetIsRootForIsolatedGroup(isolate);
-}
-
-bool WebLayerImpl::isRootForIsolatedGroup() {
-  return layer_->is_root_for_isolated_group();
-}
-
 void WebLayerImpl::setOpaque(bool opaque) {
   layer_->SetContentsOpaque(opaque);
 }
 
 bool WebLayerImpl::opaque() const {
   return layer_->contents_opaque();
 }
 
 void WebLayerImpl::setPosition(const WebFloatPoint& position) {
   layer_->SetPosition(position);
@@ skipping 178 matching lines @@
   if (parent)
     clip_parent = static_cast<WebLayerImpl*>(parent)->layer();
   layer_->SetClipParent(clip_parent);
 }
 
 Layer* WebLayerImpl::layer() const {
   return layer_.get();
 }
 
 }  // namespace sky_viewer_cc