This cl includes the code to read arm unwind information from a shared
library.
Bug: 23762183
Test: Passes all unit tests. I can dump the arm unwind information
Test: for an arm shared library.
Change-Id: I43501ea2eab843b81de8bd5128401dd1971af8d3
It was made an error to include this file after I went through the
presubmit checks.
Test: Compiles.
Change-Id: If00b0b644ecef95325636cec094cfcb399e307f9