[automerger skipped] Merge "Provide default splash screen style for Launcher...

[automerger skipped] Merge "Provide default splash screen style for Launcher and SystemUI." into sc-v2-dev am: 611d320a am: 356f8067 -s ours

am skip reason: Merged-In I105e2fcfc7a6ee8de7f442931cbeb4b6e517850d with SHA-1 a19270f2 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16338744

Change-Id: I05ce91b0b226b0bc5c5b5e2fd576d8977bb70838