2157                                Optional<ArrayRef<QualType>> ObjCSubsts = None) {  in FormatFunctionParameter()  argument
2169     if (ObjCSubsts)  in FormatFunctionParameter()
2170       Type = Type.substObjCTypeArgs(Param->getASTContext(), *ObjCSubsts,  in FormatFunctionParameter()
2251   if (ObjCSubsts)  in FormatFunctionParameter()
2253                                               *ObjCSubsts,  in FormatFunctionParameter()
2273                                         ObjCSubsts);  in FormatFunctionParameter()
2819       Optional<ArrayRef<QualType>> ObjCSubsts;  in CreateCodeCompletionString()  local
2821         ObjCSubsts = CCContext.getBaseType()->getObjCSubstitutions(Method);  in CreateCodeCompletionString()
2826                                       ObjCSubsts);  in CreateCodeCompletionString()
2828         if (ObjCSubsts)  in CreateCodeCompletionString()
2829           ParamType = ParamType.substObjCTypeArgs(Ctx, *ObjCSubsts,  in CreateCodeCompletionString()