Change PrintFunctions to print functions in address order and not print duplicate public functions.

BUG=427
R=mark@chromium.org

Review URL: https://breakpad.appspot.com/1634002

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1319 4c0a9323-5329-0410-9bdc-e9ce6186880e
Linux: Check the CRC32 of the debug link file in the symbol dumper.

R=mark@chromium.org

Review URL: https://breakpad.appspot.com/1644002

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1320 4c0a9323-5329-0410-9bdc-e9ce6186880e