Multi-sim support for Ims related settings.

Replace all ImsManager static function calls with per instance calls.
Which means we have a mImsManager instance bond to urrent
phoneId / slotId / subId.

Bug: 66699661
Test: Manual
Change-Id: If511127ed1272afcf6c9986ac7affe558120ab22
Merged-In: If511127ed1272afcf6c9986ac7affe558120ab22
1 file changed