CC Animation: Erase cc::LayerSettings everywhere.

cc/layers/painted_scrollbar_layer.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 CC_LAYERS_PAINTED_SCROLLBAR_LAYER_H_
 #define CC_LAYERS_PAINTED_SCROLLBAR_LAYER_H_
 
 #include "base/macros.h"
 #include "cc/base/cc_export.h"
 #include "cc/input/scrollbar.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/scrollbar_layer_interface.h"
 #include "cc/layers/scrollbar_theme_painter.h"
 #include "cc/resources/scoped_ui_resource.h"
 
 namespace cc {
 class ScrollbarThemeComposite;
 
 class CC_EXPORT PaintedScrollbarLayer : public ScrollbarLayerInterface,
                                         public Layer {
  public:
   scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
 
   static scoped_refptr<PaintedScrollbarLayer> Create(
-      const LayerSettings& settings,
       scoped_ptr<Scrollbar> scrollbar,
       int scroll_layer_id);
 
   bool OpacityCanAnimateOnImplThread() const override;
   ScrollbarLayerInterface* ToScrollbarLayer() override;
 
   // ScrollbarLayerInterface
   int ScrollLayerId() const override;
   void SetScrollLayer(int layer_id) override;
 
   ScrollbarOrientation orientation() const override;
 
   // Layer interface
   bool Update() override;
   void SetLayerTreeHost(LayerTreeHost* host) override;
   void PushPropertiesTo(LayerImpl* layer) override;
 
   const gfx::Size& internal_content_bounds() const {
     return internal_content_bounds_;
   }
 
  protected:
-  PaintedScrollbarLayer(const LayerSettings& settings,
-                        scoped_ptr<Scrollbar> scrollbar,
-                        int scroll_layer_id);
+  PaintedScrollbarLayer(scoped_ptr<Scrollbar> scrollbar, int scroll_layer_id);
   ~PaintedScrollbarLayer() override;
 
   // For unit tests
   UIResourceId track_resource_id() {
     return track_resource_.get() ? track_resource_->id() : 0;
   }
   UIResourceId thumb_resource_id() {
     return thumb_resource_.get() ? thumb_resource_->id() : 0;
   }
   void UpdateInternalContentScale();
@@ skipping 38 matching lines @@
   scoped_ptr<ScopedUIResource> thumb_resource_;
 
   float thumb_opacity_;
 
   DISALLOW_COPY_AND_ASSIGN(PaintedScrollbarLayer);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_PAINTED_SCROLLBAR_LAYER_H_