Merge "MapInfo: Lazy allocation of ELF-related fields." am: 027c2676f4 am: 04d0145ad7

Original change: https://android-review.googlesource.com/c/platform/system/unwinding/+/1706748

Change-Id: I96696538d79d3eb0ddbe1ccdbe100cb3e7c906cc
tree: 3beb5fb8157f324bdd9403e33a801a907cb4d9fb
  1. libbacktrace/
  2. libunwindstack/
  3. Android.bp
  4. OWNERS
  5. PREUPLOAD.cfg