xpcom obsolete library. r/a=benjamin. b=303429 git-svn-id: svn://10.0.0.236/trunk@177171 18797224-902f-48f8-a5cc-f745e15eee43
xpcom obsolete library. r/a=benjamin. b=303429 git-svn-id: svn://10.0.0.236/trunk@177171 18797224-902f-48f8-a5cc-f745e15eee43