Remove non-impl-side painting as an option for blink.

cc/blink/web_layer_impl.h

 // 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.
 
 #ifndef CC_BLINK_WEB_LAYER_IMPL_H_
 #define CC_BLINK_WEB_LAYER_IMPL_H_
 
 #include <string>
 #include <utility>
 
@@ skipping 34 matching lines @@
 namespace cc_blink {
 
 class WebToCCAnimationDelegateAdapter;
 
 class WebLayerImpl : public blink::WebLayer, public cc::LayerClient {
  public:
   CC_BLINK_EXPORT WebLayerImpl();
   CC_BLINK_EXPORT explicit WebLayerImpl(scoped_refptr<cc::Layer>);
   virtual ~WebLayerImpl();
 
-  static bool UsingPictureLayer();
-  CC_BLINK_EXPORT static void SetImplSidePaintingEnabled(bool enabled);
-
   CC_BLINK_EXPORT static void SetLayerSettings(
       const cc::LayerSettings& settings);
   CC_BLINK_EXPORT static const cc::LayerSettings& LayerSettings();
 
   CC_BLINK_EXPORT cc::Layer* layer() const;
 
   // WebLayer implementation.
   virtual int id() const;
   virtual void invalidateRect(const blink::WebRect&);
   virtual void invalidate();
@@ skipping 89 matching lines @@
 
  private:
   scoped_ptr<WebToCCAnimationDelegateAdapter> animation_delegate_adapter_;
 
   DISALLOW_COPY_AND_ASSIGN(WebLayerImpl);
 };
 
 }  // namespace cc_blink
 
 #endif  // CC_BLINK_WEB_LAYER_IMPL_H_