Move the Pepper implementation from webkit/glue/plugins/pepper_* to...

webkit/glue/plugins/pepper_scrollbar.h

-// Copyright (c) 2010 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_GLUE_PLUGINS_PEPPER_SCROLLBAR_H_
-#define WEBKIT_GLUE_PLUGINS_PEPPER_SCROLLBAR_H_
-
-#include <vector>
-
-#include "gfx/rect.h"
-#include "ppapi/c/dev/ppb_scrollbar_dev.h"
-#include "third_party/WebKit/WebKit/chromium/public/WebRect.h"
-#include "third_party/WebKit/WebKit/chromium/public/WebScrollbarClient.h"
-#include "webkit/glue/plugins/pepper_widget.h"
-
-namespace pepper {
-
-class PluginInstance;
-
-class Scrollbar : public Widget, public WebKit::WebScrollbarClient {
- public:
-  Scrollbar(PluginInstance* instance, bool vertical);
-  virtual ~Scrollbar();
-
-  // Returns a pointer to the interface implementing PPB_Scrollbar that is
-  // exposed to the plugin.
-  static const PPB_Scrollbar_Dev* GetInterface();
-
-  // Resource overrides.
-  virtual Scrollbar* AsScrollbar();
-
-  // PPB_Scrollbar implementation.
-  uint32_t GetValue();
-  void SetValue(uint32_t value);
-  void SetDocumentSize(uint32_t size);
-  void SetTickMarks(const PP_Rect* tick_marks, uint32_t count);
-  void ScrollBy(PP_ScrollBy_Dev unit, int32_t multiplier);
-
-  // PPB_Widget implementation.
-  virtual bool Paint(const PP_Rect* rect, ImageData* image);
-  virtual bool HandleEvent(const PP_InputEvent* event);
-  virtual void SetLocationInternal(const PP_Rect* location);
-
- private:
-  // WebKit::WebScrollbarClient implementation.
-  virtual void valueChanged(WebKit::WebScrollbar* scrollbar);
-  virtual void invalidateScrollbarRect(WebKit::WebScrollbar* scrollbar,
-                                       const WebKit::WebRect& rect);
-  virtual void getTickmarks(
-      WebKit::WebScrollbar* scrollbar,
-      WebKit::WebVector<WebKit::WebRect>* tick_marks) const;
-
-  void NotifyInvalidate();
-
-  gfx::Rect dirty_;
-  std::vector<WebKit::WebRect> tickmarks_;
-  scoped_ptr<WebKit::WebScrollbar> scrollbar_;
-};
-
-}  // namespace pepper
-
-#endif  // WEBKIT_GLUE_PLUGINS_PEPPER_SCROLLBAR_H_