Move compositor bindings implementations out of WebKit::, fix style

webkit/compositor_bindings/web_to_ccscrollbar_theme_painter_adapter.h

 // Copyright 2012 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_COMPOSITOR_BINDINGS_WEB_TO_CCSCROLLBAR_THEME_PAINTER_ADAPTER_H_
 #define WEBKIT_COMPOSITOR_BINDINGS_WEB_TO_CCSCROLLBAR_THEME_PAINTER_ADAPTER_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/scrollbar_theme_painter.h"
 
-namespace WebKit {
+namespace WebKit { class WebScrollbarThemePainter; }
 
-class WebScrollbarThemePainter;
+namespace webkit {
 
 class WebToCCScrollbarThemePainterAdapter : public cc::ScrollbarThemePainter {
  public:
   static scoped_ptr<WebToCCScrollbarThemePainterAdapter> Create(
-      scoped_ptr<WebScrollbarThemePainter> web_painter) {
+      scoped_ptr<WebKit::WebScrollbarThemePainter> web_painter) {
     return make_scoped_ptr(
         new WebToCCScrollbarThemePainterAdapter(web_painter.Pass()));
   }
   virtual ~WebToCCScrollbarThemePainterAdapter();
 
   virtual void PaintScrollbarBackground(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintTrackBackground(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintBackTrackPart(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintForwardTrackPart(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintBackButtonStart(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintBackButtonEnd(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintForwardButtonStart(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintForwardButtonEnd(SkCanvas* canvas, const gfx::Rect& rect)
       OVERRIDE;
   virtual void PaintTickmarks(SkCanvas* canvas, const gfx::Rect& rect) OVERRIDE;
   virtual void PaintThumb(SkCanvas* canvas, const gfx::Rect& rect) OVERRIDE;
 
  private:
-  WebToCCScrollbarThemePainterAdapter(
-      scoped_ptr<WebScrollbarThemePainter> web_painter)
-      : painter_(web_painter.Pass()) {}
+  explicit WebToCCScrollbarThemePainterAdapter(
+      scoped_ptr<WebKit::WebScrollbarThemePainter> web_painter);
 
-  scoped_ptr<WebScrollbarThemePainter> painter_;
+  scoped_ptr<WebKit::WebScrollbarThemePainter> painter_;
 };
 
-}  // namespace WebKit
+}  // namespace webkit
 
 #endif  // WEBKIT_COMPOSITOR_BINDINGS_WEB_TO_CCSCROLLBAR_THEME_PAINTER_ADAPTER_H_