Merge "Hardcode a few Telecom constants" am: 0accc05565 am: ba0e5859e1 am: 4090c27dee

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/1427155

Change-Id: Ic050d701c983c258d327eaf1ff82fc9eb4c80d86