Merge "Change the default docs build to use module stubs" am: 0fbf3439b6 am: 9f6049ee62 am: 88c210a1a3 am: 01106ef16a am: 48c401865b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1864634

Change-Id: Iba51af7bc74b01b24cd4fb3efdf2e4aebade36f5