MapInfo: Add set accessors for the fields am: 5150e1292e am: ff7370a8ac am: 5823d0e239

Original change: https://android-review.googlesource.com/c/platform/system/unwinding/+/1705382

Change-Id: I29db007a123dcdfc92e74af5991916969c66e929
tree: a3b39c1f399f4984d1bffd72cdab21bda6833730
  1. libbacktrace/
  2. libunwindstack/
  3. Android.bp
  4. OWNERS
  5. PREUPLOAD.cfg