Revert "Add an API to query audio server death count."

Revert "Test if there is audio server crash happens while runnin..."

Revert submission 17199611-detectAudioServerCrash

Reason for revert: API council suggestion b/228991471 
Reverted Changes:
Idca2443d0:Add an API to query audio server death count.
Icb7c86b15:Test if there is audio server crash happens while ...

Change-Id: Idef058f87828d0d3222e92564588f0124b94fdde