Make touch-based synthetic gesture take touch slop into account.

content/browser/renderer_host/input/synthetic_smooth_scroll_gesture.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 CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_
 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_
 
 #include "base/time/time.h"
 #include "content/browser/renderer_host/input/synthetic_gesture.h"
 #include "content/browser/renderer_host/input/synthetic_gesture_target.h"
@@ skipping 14 matching lines @@
       const base::TimeDelta& interval, SyntheticGestureTarget* target) OVERRIDE;
 
  private:
   enum GestureState {
     SETUP,
     STARTED,
     MOVING,
     STOPPING,
     DONE
   };
-  SyntheticSmoothScrollGestureParams params_;
-  float current_y_;
-  SyntheticWebTouchEvent touch_event_;
-  SyntheticGestureParams::GestureSourceType gesture_source_type_;
-  GestureState state_;
-  base::TimeDelta total_stopping_wait_time_;
 
   void ForwardTouchInputEvents(
       const base::TimeDelta& interval, SyntheticGestureTarget* target);
   void ForwardMouseInputEvents(
       const base::TimeDelta& interval, SyntheticGestureTarget* target);
 
   void ForwardTouchEvent(SyntheticGestureTarget* target) const;
   void ForwardMouseWheelEvent(SyntheticGestureTarget* target,
                               float delta) const;
 
   float GetPositionDelta(const base::TimeDelta& interval) const;
   float ComputeAbsoluteRemainingDistance() const;
   bool HasScrolledEntireDistance() const;
 
+  SyntheticSmoothScrollGestureParams params_;
+  float current_y_;
+  SyntheticWebTouchEvent touch_event_;
+  SyntheticGestureParams::GestureSourceType gesture_source_type_;
+  GestureState state_;
+  base::TimeDelta total_stopping_wait_time_;
+
   DISALLOW_COPY_AND_ASSIGN(SyntheticSmoothScrollGesture);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_