Fix: Graphics error when switching to recents using Pie controls

Attempt to fix https://paranoidandroid.atlassian.net/browse/AOSPA-65

I've never been able to reproduce the problem on Hammerhead, Mako or
Grouper, so I can't guarantee that this solves it.

Feedback is needed from a user that constantly experiences this bug.

Change-Id: I950e94dbb9b9d07dedee9b9f8cab6c5b6bceb6b0
Merge "Fix: Graphics error when switching to recents using Pie controls" into kitkat