Merge "libbacktrace_offline: support unwinding of shared libraries in apk file." am: d8c88fc am: f63704e
am: 566692f

* commit '566692fa1174aae2e953ef56e4d0aa05912ec625':
  libbacktrace_offline: support unwinding of shared libraries in apk file.

Change-Id: Idcb1b2e672cfb938484193a9bd91b768202e8e2d