Merge "Call WindowContainer#dump in all levels" into rvc-dev am: a7642cd3 am: 06c6a14d am: 44924fc7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11733428

Change-Id: Ib2ac91255f1125492314a1b11656ec3458586ea8