Print directly to CUPS using the IPP APIs

printing/backend/cups_deleters.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "printing/backend/cups_deleters.h"
 
 namespace printing {
 
 void HttpDeleter::operator()(http_t* http) const {
   httpClose(http);
 }
 
 void DestinationDeleter::operator()(cups_dest_t* dest) const {
   cupsFreeDests(1, dest);
 }
 
 void DestInfoDeleter::operator()(cups_dinfo_t* info) const {
   cupsFreeDestInfo(info);
 }
 
+void OptionDeleter::operator()(cups_option_t* option) const {
+  // Frees the name and value buffers then the struct itself
+  cupsFreeOptions(1, option);
+}
+
 }  // namespace printing