Merge "speech: Null-check service connection before usage" into udc-dev am: 671d962a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23296601



Change-Id: Ib7b75f9203d25c415caa5f65813ef7491315d575
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>