Merge "Write default accessibility service only when user enter into...

Merge "Write default accessibility service only when user enter into corresponding page." into tm-dev am: 7a5ade7e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/17655026



Change-Id: Ib25bf6eaf354d4de0d3dc8ff8a866f0410f7b3f7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>