Replace old with new synthetic gesture framework.

content/browser/renderer_host/basic_mouse_wheel_smooth_scroll_gesture.h

-// Copyright (c) 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 CONTENT_BROWSER_RENDERER_HOST_BASIC_MOUSE_WHEEL_SMOOTH_SCROLL_GESTURE_
-#define CONTENT_BROWSER_RENDERER_HOST_BASIC_MOUSE_WHEEL_SMOOTH_SCROLL_GESTURE_
-
-#include "base/time/time.h"
-#include "content/browser/renderer_host/synthetic_gesture_calculator.h"
-#include "content/port/browser/synthetic_gesture.h"
-
-namespace content {
-
-class RenderWidgetHost;
-
-class BasicMouseWheelSmoothScrollGesture : public SyntheticGesture {
- public:
-  BasicMouseWheelSmoothScrollGesture(bool scroll_down, int pixels_to_scroll,
-                                     int mouse_event_x, int mouse_event_y);
-
-  virtual bool ForwardInputEvents(base::TimeTicks now,
-                                  RenderWidgetHost* host) OVERRIDE;
- private:
-  virtual ~BasicMouseWheelSmoothScrollGesture();
-
-  SyntheticGestureCalculator synthetic_gesture_calculator_;
-
-  bool scroll_down_;
-  int pixels_scrolled_;
-  int pixels_to_scroll_;
-  int mouse_event_x_;
-  int mouse_event_y_;
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_RENDERER_HOST_BASIC_MOUSE_WHEEL_SMOOTH_SCROLL_GESTURE_