Fixed service state changed event

Added a new registrant for service state changed event.
Also added service state non-legacy mode initialization
support.

Fix: 217985293
Test: Manual
Change-Id: Ifd988943a3f6e22ec563417eea6f173c02a866e2
Merged-In: Ifd988943a3f6e22ec563417eea6f173c02a866e2
1 file changed