Add simple exploitability analysis for Linux crashes.

https://breakpad.appspot.com/622002/



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1226 4c0a9323-5329-0410-9bdc-e9ce6186880e
Add some symbols missing from my last commit.

https://breakpad.appspot.com/622002/



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1227 4c0a9323-5329-0410-9bdc-e9ce6186880e
Print response code when sym_upload fails.

https://breakpad.appspot.com/631003/



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1228 4c0a9323-5329-0410-9bdc-e9ce6186880e