Fix null derefs in x86 dissasembler code. BUG=428 TEST=N/A Review URL: http://breakpad.appspot.com/285001
Fix null derefs in x86 dissasembler code.
BUG=428
TEST=N/A
Review URL: http://breakpad.appspot.com/285001

git-svn-id: 7939527bf0a06ad24ad020f729d5600cb42ed5d7@789 4c0a9323-5329-0410-9bdc-e9ce6186880e

AlekSi/google-breakpad-mirror,albertz/google-breakpad,albertz/google-breakpad,AlekSi/google-breakpad-mirror,AlekSi/google-breakpad-mirror,albertz/google-breakpad,albertz/google-breakpad,AlekSi/google-breakpad-mirror,albertz/google-breakpad,AlekSi/google-breakpad-mirror,albertz/google-breakpad