Revert "Revert "Frameworks: Open source google dialer and more (4/5)""

This reverts commit 3eb0a3a36487f8379867a1f3df81cdb31a50717c.
Revert "Revert "Incoming Call in Background(3/3)""

This reverts commit cd9c8271a7e9e2b854ccaa816d46d13a351954a2.