Merge "libbacktrace_offline: support unwinding of shared libraries in apk file." into nyc-dev
am: 901be39

* commit '901be39dc4337313109b6aca362fc70950e66f9a':
  libbacktrace_offline: support unwinding of shared libraries in apk file.

Change-Id: Iadb421325b352a6c49c38ad09c992e743f2f7b0a