Merge "Revert^5 "Conditional start the media.transcoding service.""" into sc-dev am: f96df71bf4 am: 1e703acbf4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/15364741

Change-Id: Ia60b476f109ca3111d258c59de750ae676fe0a89