Merge "Update TelephonySubscriptionTracker to use new CPCallback interface" am: f146ee5a1b am: 66d19b9f34

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2037586

Change-Id: Idb45073582935b1c3b2e665b6f82c0ecd4f2037d