Get rid of graphics layer anchor points, and replace with transform origin.

webkit/renderer/compositor_bindings/web_layer_impl_fixed_bounds.h

 // Copyright 2013 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 WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEB_LAYER_IMPL_FIXED_BOUNDS_H_
 #define WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEB_LAYER_IMPL_FIXED_BOUNDS_H_
 
 #include "ui/gfx/size.h"
 #include "ui/gfx/transform.h"
 #include "webkit/renderer/compositor_bindings/web_layer_impl.h"
 
 namespace webkit {
 
 // A special implementation of WebLayerImpl for layers that its contents
 // need to be automatically scaled when the bounds changes. The compositor
 // can efficiently handle the bounds change of such layers if the bounds
 // is fixed to a given value and the change of bounds are converted to
 // transformation scales.
 class WebLayerImplFixedBounds : public WebLayerImpl {
  public:
   WEBKIT_COMPOSITOR_BINDINGS_EXPORT WebLayerImplFixedBounds();
   WEBKIT_COMPOSITOR_BINDINGS_EXPORT explicit WebLayerImplFixedBounds(
       scoped_refptr<cc::Layer>);
   virtual ~WebLayerImplFixedBounds();
 
   // WebLayerImpl overrides.
   virtual void invalidateRect(const blink::WebFloatRect& rect);
-  virtual void setAnchorPoint(const blink::WebFloatPoint& anchor_point);
+  virtual void setTransformOrigin(
+      const blink::WebFloatPoint3D& transform_origin);
   virtual void setBounds(const blink::WebSize& bounds);
   virtual blink::WebSize bounds() const;
   virtual void setTransform(const SkMatrix44& transform);
   virtual SkMatrix44 transform() const;
 
   WEBKIT_COMPOSITOR_BINDINGS_EXPORT void SetFixedBounds(gfx::Size bounds);
 
  protected:
   void SetTransformInternal(const gfx::Transform& transform);
   void UpdateLayerBoundsAndTransform();
 
   gfx::Transform original_transform_;
   gfx::Size original_bounds_;
   gfx::Size fixed_bounds_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebLayerImplFixedBounds);
 };
 
 }  // namespace webkit
 
 #endif  // WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEB_LAYER_IMPL_FIXED_BOUNDS_H_