[automerger skipped] Merge "Use TelephonyManager#isEmergencyNumber() instead" am: da2033d965 am: 9a7681864d am: c00c8317ca am: 42faf9fa8a -s ours

am skip reason: Change-Id I449a8492613db4b5b1392ab163616413611cf74d with SHA-1 19705ed6c4 is in history

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/1453862

Change-Id: I004ac1ae490c10ddf55a26e56991756a11b671f8