tree 620d77fc0c3b43f406f89891acb45ce7c34c02c2
parent a6ed1b9547dcd592031a415739cc7e672c068f7c
author tiger_huang <tiger_huang@htc.com> 1424093832 +0800
committer tiger_huang <tiger_huang@htc.com> 1426063107 +0800

Wait for visible wallpaper drawn before starting app transitions

If the opening app has wallpaper, when the closing app starts hiding,
the wallpaper would be revealed. It would be nice if we play the app
transitions while opening apps, closing apps, and visible wallpapers
are all drawn.

https://code.google.com/p/android/issues/detail?id=150811

Change-Id: I3c7d140f6f6e43e18119e48f9cab441ee96b17e5