Merge "Changes in PeopleService to supprot ChooserTarget ranking. 1. Pass app...

Merge "Changes in PeopleService to supprot ChooserTarget ranking. 1. Pass app share score from PeopleService to Aosp. 2. Skip storing ChooserTargets sharing event in PeopleService. 3. Adjust frequest used app promo decay." into rvc-dev am: c0128fa0 am: bd9c3050 am: e94e648e

Change-Id: If3ae7b60c1a4b34414d68d1727fd731e68d2c3c3