Merge "engine configurable: AUDIO_SOURCE_UNPROCESSED aligment with legacy am: c51e05b671 am: f217613acf" into nyc-mr1-dev-plus-aosp
am: eb9a294c6b

* commit 'eb9a294c6bf3a5c02fd25bad118e2aae9f6953b5':

Change-Id: Ie775679ff2ca28299de23e9d918c9e29472ec6b9