Merge "Add Handover Failure Mode to Radio Hal" am: f86143770f am: 8cae5f921c am: 6f5eda09a7

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1469711

Change-Id: I05ed3d0c6ae86550bcb8617901b0531d13fffaa1