[automerger skipped] Restructure CarrierMessagingServiceWrapper with better interfaces. am: 11e94fe5ab am: defa8ace37 am: ae774f631b -s ours am: bbc5983404 -s ours

am skip reason: Change-Id Iedda4230c40caa67a1e88d5504003a2cb93557c1 with SHA-1 eb67c6a134 is in history

Original change: https://android-review.googlesource.com/c/platform/packages/services/Mms/+/1493173

Change-Id: I463708d7e7979753e236fe24da85218dbf137525
tree: e1ec51eaa5ee5a02ced7e8abe816580c3136c8f9
  1. res/
  2. src/
  3. tests/
  4. Android.bp
  5. AndroidManifest.xml
  6. OWNERS
  7. proguard.flags