[automerger skipped] Merge "Add doc stubs target that uses module stub source" am: 996aab2adc -s ours

am skip reason: Merged-In I1a275b3f44632e6655dc84d711a58fc0c5b3a46a with SHA-1 fa5d0bc676 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1829886

Change-Id: Ic807e4fb6c993c93489eec923ad91c54d7a9d293