cc: Rename LayerImpl::render_surface to GetRenderSurface

cc/layers/layer_impl.h

 // 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.
 
 #ifndef CC_LAYERS_LAYER_IMPL_H_
 #define CC_LAYERS_LAYER_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 105 matching lines @@
   }
   bool should_flatten_transform_from_property_tree() const {
     return should_flatten_transform_from_property_tree_;
   }
 
   bool is_clipped() const { return draw_properties_.is_clipped; }
 
   void UpdatePropertyTreeTransformIsAnimated(bool is_animated);
   void UpdatePropertyTreeScrollOffset();
 
-  // For compatibility with Layer.
-  bool has_render_surface() const { return !!render_surface(); }
-
   LayerTreeImpl* layer_tree_impl() const { return layer_tree_impl_; }
 
   void PopulateSharedQuadState(SharedQuadState* state) const;
   void PopulateScaledSharedQuadState(SharedQuadState* state,
                                      float layer_to_content_scale_x,
                                      float layer_to_content_scale_y) const;
   // WillDraw must be called before AppendQuads. If WillDraw returns false,
   // AppendQuads and DidDraw will not be called. If WillDraw returns true,
   // DidDraw is guaranteed to be called before another WillDraw or before
   // the layer is destroyed. To enforce this, any class that overrides
@@ skipping 84 matching lines @@
 
   void SetShouldCheckBackfaceVisibility(bool should_check_backface_visibility) {
     should_check_backface_visibility_ = should_check_backface_visibility;
   }
   bool should_check_backface_visibility() const {
     return should_check_backface_visibility_;
   }
 
   bool ShowDebugBorders() const;
 
-  RenderSurfaceImpl* render_surface() const;
+  RenderSurfaceImpl* GetRenderSurface() const;
 
   // The render surface which this layer draws into. This can be either owned by
   // the same layer or an ancestor of this layer.
   RenderSurfaceImpl* render_target();
   const RenderSurfaceImpl* render_target() const;
 
   DrawProperties& draw_properties() { return draw_properties_; }
   const DrawProperties& draw_properties() const { return draw_properties_; }
 
   gfx::Transform DrawTransform() const;
@@ skipping 325 matching lines @@
   bool has_will_change_transform_hint_ : 1;
   bool needs_push_properties_ : 1;
   bool scrollbars_hidden_ : 1;
 
   DISALLOW_COPY_AND_ASSIGN(LayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_LAYER_IMPL_H_