Event smoothing in CrOS gesture recognizer.

ui/aura/gestures/gesture_sequence.cc

 // 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.
 
 #include "ui/aura/gestures/gesture_sequence.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "ui/aura/event.h"
 #include "ui/base/events.h"
@@ skipping 221 matching lines @@
 }
 
 bool GestureSequence::TouchDown(const TouchEvent& event,
     const GesturePoint& point, Gestures* gestures) {
   AppendTapDownGestureEvent(point, gestures);
   set_state(GS_PENDING_SYNTHETIC_CLICK);
   return false;
 }
 
 bool GestureSequence::ScrollEnd(const TouchEvent& event,
-    const GesturePoint& point, Gestures* gestures) {
+    GesturePoint& point, Gestures* gestures) {
   if (point.IsInFlickWindow(event))
-    AppendScrollGestureEnd(point, gestures, point.x_velocity(),
-        point.y_velocity());
+    AppendScrollGestureEnd(point, gestures, point.XVelocity(),
+        point.YVelocity());
   else
     AppendScrollGestureEnd(point, gestures, 0.f, 0.f);
   Reset();
   return false;
 }
 
 }  // namespace aura