Replacing the display of summary part within Settings' calls preference
by VoIP account when configured calling account settings within Dialer.
The click behavior for calls preference remain unchanged, due to this is
the configuration for subscription (instead of for all kinds of
accounts).
Bug: 136277187
Test: manual
Test: make RunSettingsRoboTests -j ROBOTEST_FILTER=DefaultSubscriptionControllerTest
Change-Id: Iaa5fa1f3efe7ba2463caa0b450077f885d42b1c8
This adds prefs to the the details page for mobile network subscriptions
that appear in multi-SIM mode. They show which subscription is set as
the default for calls and SMS respectively, and let the user change what
the default is for each. They can be set to either a specific
subscription, or set to "Ask every time".
Bug: 122670283
Test: make RunSettingsRoboTests
Change-Id: Id2b23e4b5c3d1b5c04b5766e73fc8202c05d8f75