Merge "Build flag to API mapping files." into main am: 25783f370d am: 1121e8a0f2 am: f97a85415c

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2837303

Change-Id: Icdee949059d6bd7c1714ddcd8386833a01e8ea66
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>