Merge "Revert "Temporary flag for Launcher to debug their usage of sandboxed...

Merge "Revert "Temporary flag for Launcher to debug their usage of sandboxed display APIs"" into tm-dev am: 6fbe7b20

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17587083



Change-Id: I23f77fd3090e976e57ffbee47f6a142dfea662c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>