Merge "Re-submit "Change the default docs build to use module stubs"" am: eb2333936e am: 643efb7cfb am: d006973d90

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1869971

Change-Id: I8a6b7ed9360cbbe092986af268fdb3fe51ddeea2