Merge "speech: Remove hard-coded preference key from the controllers" into...

Merge "speech: Remove hard-coded preference key from the controllers" into udc-dev am: bcae90c3 am: 24428d18 am: 6ec7ba0d am: 8ae957a0

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/23353398



Change-Id: Ie57e5f21e77f8e77a064edf064a352e9bf92adc4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>