Merge "More initialisation for external displays Change the...

Merge "More initialisation for external displays Change the FLAG_DEFAULT_DISPLAY to FLAG_SUPPORTS_DEFAULT_DISPLAY When the default display of the default layout is removed, find another display and make it default" into tm-dev am: a3a39631

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17071392



Change-Id: Idca7eff8ab59fc0b6b1e718ab4817ad697fb598b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>