Merge "Export flags used in FlaggedApi annotations" into main am: e8ab42c773

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2985533

Change-Id: I5dd834b0e3a8e2ba2d4987c984b12ed2eb06a070
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>