- Decrease duration
- Add alpha fade in and out
- Remove arrow scale when closing, so that
the reversal happens immediately
These changes help the popup feel snappier while also reducing
visual jank when moving icons (as the animation accelerates in
later and the alpha stays close to 0).
Bug: 62738635
Change-Id: Ic8af4e0e5bc00913ea713853997069e8b9c8f953
Tony
d6573ed128