Add new methods on nsIScriptSecurityManager for capabilities. Fix 13739 MLK: nsScriptSecurityManager::CreateCodebasePrincipal Fix 11666 Eliminate plvector (was: [infinite loop] bugs - plvector.c) git-svn-id: svn://10.0.0.236/trunk@47517 18797224-902f-48f8-a5cc-f745e15eee43