Do not EASE_IN_OUT after fling, rather EASE_OUT.

athena/home/home_card_gesture_manager.h

 // Copyright 2014 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 ATHENA_HOME_HOME_CARD_GESTURE_MANAGER_H_
 #define ATHENA_HOME_HOME_CARD_GESTURE_MANAGER_H_
 
 #include "athena/home/public/home_card.h"
 #include "athena/athena_export.h"
 #include "ui/gfx/geometry/rect.h"
 
 namespace ui {
 class GestureEvent;
 }
 
 namespace athena {
 
 // Handles the touch gestures over the home card.
 class ATHENA_EXPORT HomeCardGestureManager {
  public:
   class Delegate {
    public:
     // Called when the gesture has ended. The state of the home card will
-    // end up with |final_state|.
-    virtual void OnGestureEnded(HomeCard::State final_state) = 0;
+    // end up with |final_state|. |is_fling| is true only when the gesture has
+    // ended with a fling action.
+    virtual void OnGestureEnded(HomeCard::State final_state,
+                                bool is_fling) = 0;
 
     // Called when the gesture position is updated so that |delegate| updates
     // the visual. The arguments indicate that the gesture is switching between
     // |from_state| and |to_state|, and that the level of progress is at
     // |progress|, which is in the range (0, 1]. The home card was previously
     // at either |from_state| or |to_state|. In particular, the home card may
     // never have been at |from_state|. |from_state| is never equal to
     // |to_state|.
     virtual void OnGestureProgressed(
         HomeCard::State from_state,
@@ skipping 28 matching lines @@
 
   // The bounds of the screen to compute the home card bounds.
   gfx::Rect screen_bounds_;
 
   DISALLOW_COPY_AND_ASSIGN(HomeCardGestureManager);
 };
 
 }  // namespace athena
 
 #endif  // ATHENA_HOME_HOME_CARD_GESTURE_MANAGER_H_