Move cc::DisplayItemList and related classes into cc/paint/

cc/layers/scrollbar_theme_painter.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 CC_LAYERS_SCROLLBAR_THEME_PAINTER_H_
 #define CC_LAYERS_SCROLLBAR_THEME_PAINTER_H_
 
-#include "cc/base/cc_export.h"
+#include "cc/cc_export.h"
 
 class SkCanvas;
 
 namespace gfx {
 class Rect;
 }
 
 namespace cc {
 
 class CC_EXPORT ScrollbarThemePainter {
@@ skipping 16 matching lines @@
                                        const gfx::Rect& rect) = 0;
   virtual void PaintForwardButtonEnd(SkCanvas* canvas,
                                      const gfx::Rect& rect) = 0;
   virtual void PaintTickmarks(SkCanvas* canvas, const gfx::Rect& rect) = 0;
   virtual void PaintThumb(SkCanvas* canvas, const gfx::Rect& rect) = 0;
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_SCROLLBAR_THEME_PAINTER_H_