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

Merge "speech: Null-check service connection before usage" into udc-dev am: 671d962a am: 2b0fb04d am: f9625ef0 am: 8c800d91

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



Change-Id: I2adbbff7b0c399805d343ed97d8817d1233ef802
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>