Optimizations to reduce all apps jank.

* Since adding springs to the apps in All Apps, it is no longer
  efficient to build a hardware layer for it.
* Pre-uploads bitmaps to RenderThread.
* Only add overview animations if we are transitioning to/from it.

Bug: 63711551
Change-Id: I948267598e95ec59dc156acb9abe6b5b789110c0
3 files changed