Merge "Add isClone to WindowInfo" into tm-dev am: b3907ccdd1 am: 19e34db0ea am: a0104a3234

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/18029912

Change-Id: I4e50671526b92714e98bd0e6a81d0d8a4f68b539
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>