Do not EASE_IN_OUT after fling, rather EASE_OUT.

athena/home/home_card_gesture_manager.h

Index: athena/home/home_card_gesture_manager.h
diff --git a/athena/home/home_card_gesture_manager.h b/athena/home/home_card_gesture_manager.h
index bd27e61d947b365057972b9aec65c3f8067cee34..04510187cbf95663e686ad092cac2c94281e2702 100644
--- a/athena/home/home_card_gesture_manager.h
+++ b/athena/home/home_card_gesture_manager.h
@@ -21,8 +21,10 @@ class ATHENA_EXPORT HomeCardGestureManager {
   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