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

mikewied/breakpad,mikewied/breakpad,mikewied/breakpad,mikewied/breakpad,mikewied/breakpad,mikewied/breakpad