Merge "Enable app reveal animation after splash screen." into sc-dev am: a9cbf391 am: ca9330f8 am: 80853456

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14516142

Change-Id: I47d6bb6b2a22fadfa8ec8b92ce65ae6f37deadca