Merge "Adding experiment flags for optimization part of autofill for all apps"...

Merge "Adding experiment flags for optimization part of autofill for all apps" into udc-dev am: 38d7b644

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21873186



Change-Id: Ie0e3e44f882b6cc41a81ce5c7530d09a325c5206
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>