Merge "AlarmManager: don't search for hctosys." am: 37d5008933 am: 5173571797 am: 6411c8e4a8

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1334293

Change-Id: I57c312fb5ee676879348c912b1a2526fc04c6fc2