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: f7e3a2ce am: 7e1738c7

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



Change-Id: Ie2d7112bfedc8a6c16c9890f96e803a1f88076b9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>