Merge "Add unfold animation to launcher icons and widgets" into sc-v2-dev am:...

Merge "Add unfold animation to launcher icons and widgets" into sc-v2-dev am: ef994701 am: 94a5d90c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15390554

Change-Id: I28ee98a75413b1fa3a3dbd9c6172167326a39aa4