c++filt crashes when fed some mangled ObjC++ names.  Oops.  Patch by Dave MacLachlan, r=me.
c++filt crashes when fed some mangled ObjC++ names.  Oops.  Patch by Dave
MacLachlan, r=me.


git-svn-id: 7939527bf0a06ad24ad020f729d5600cb42ed5d7@145 4c0a9323-5329-0410-9bdc-e9ce6186880e

wincent/Google-Breakpad,albertz/google-breakpad,bittorrent/breakpad,albertz/google-breakpad,AlekSi/google-breakpad-mirror,bittorrent/breakpad,wincent/Google-Breakpad,bittorrent/breakpad,bittorrent/breakpad,Quiark/google-breakpad,hkratz/breakpad_track_svn,bbcallen/google-breakpad,darwin/breakpad,hkratz/breakpad_track_svn,Quiark/google-breakpad,AlekSi/google-breakpad-mirror,wesen/google-breakpad,mhoran/google-breakpad,bittorrent/breakpad,hkratz/breakpad_track_svn,AlekSi/google-breakpad-mirror,colesbury/google-breakpad,albertz/google-breakpad,wesen/google-breakpad,Quiark/google-breakpad,hkratz/breakpad_track_svn,albertz/google-breakpad,colesbury/google-breakpad,albertz/google-breakpad,mhoran/google-breakpad,darwin/breakpad,colesbury/google-breakpad,bbcallen/google-breakpad,mhoran/google-breakpad,hkratz/breakpad_track_svn,Quiark/google-breakpad,AlekSi/google-breakpad-mirror,mhoran/google-breakpad,mhoran/google-breakpad,albertz/google-breakpad,wincent/Google-Breakpad,bbcallen/google-breakpad,bittorrent/breakpad,wesen/google-breakpad,hkratz/breakpad_track_svn,bittorrent/breakpad,wesen/google-breakpad,colesbury/google-breakpad,wesen/google-breakpad,colesbury/google-breakpad,colesbury/google-breakpad,mhoran/google-breakpad,Quiark/google-breakpad,darwin/breakpad,Quiark/google-breakpad,bbcallen/google-breakpad,wesen/google-breakpad,bbcallen/google-breakpad,AlekSi/google-breakpad-mirror,bbcallen/google-breakpad