Merge "Use intra wallaper transition animation for move to front/back transition." into sc-dev am: 398b9a8173 am: d2e178f74d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15302105

Change-Id: Icfa07f87bb1e504a99774808d4131e50f5289bfa