Merge "Remove implementation details from stub flags in sdk snapshot" am:...

Merge "Remove implementation details from stub flags in sdk snapshot" am: 03f951d0 am: bd597134 am: 54bbc2a4 am: 9bad6061

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2056470



Change-Id: Id94f3dd583c195a3e89464401161dd53457113c7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>