Merge "Define exportable full api surface stubs" into main am: 583bc7179d

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2890554

Change-Id: I4aa8148320b48a2b0fed8f96f6a925c971b143c4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>