Revert "Only export unwindstack:: functions." am: 64cbc6ccd1 am: 44249d6355 am: ad14d24c79

Original change: https://android-review.googlesource.com/c/platform/system/unwinding/+/2861747

Change-Id: Idde6da91d53289dfa93f1ad9b56cdfa4485cd097
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
tree: 4d8f7afe0de7c22c8381ebccae20fc54ab90cb21
  1. libunwindstack/
  2. OWNERS
  3. PREUPLOAD.cfg