Simplify document title for Windows printing.

chrome/service/cloud_print/print_system_win.cc

 // Copyright (c) 2012 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 "chrome/service/cloud_print/print_system.h"
 
 #include <objidl.h>
 #include <winspool.h>
 #include <xpsprint.h>
 
@@ skipping 412 matching lines @@
 
           HDC dc = CreateDC(L"WINSPOOL", UTF8ToWide(printer_name).c_str(),
                             NULL, pt_dev_mode.dm_);
           if (!dc) {
             NOTREACHED();
             return false;
           }
           hr = E_FAIL;
           DOCINFO di = {0};
           di.cbSize = sizeof(DOCINFO);
-          std::wstring doc_name = UTF8ToWide(job_title);
+          string16 doc_name = UTF8ToUTF16(job_title);
+          DCHECK(printing::PrintBackend::SimplifyDocumentTitle(doc_name) ==
+                 doc_name);
           di.lpszDocName = doc_name.c_str();
           job_id_ = StartDoc(dc, &di);
           if (job_id_ <= 0)
             return false;
 
           printer_dc_.Set(dc);
           saved_dc_ = SaveDC(printer_dc_.Get());
           print_data_file_path_ = print_data_file_path;
           delegate_ = delegate;
           RenderNextPDFPages();
@@ skipping 456 matching lines @@
   RpcStringFree(reinterpret_cast<RPC_WSTR *>(&proxy_id_as_string));
   return ret;
 }
 
 scoped_refptr<PrintSystem> PrintSystem::CreateInstance(
     const base::DictionaryValue* print_system_settings) {
   return new PrintSystemWin;
 }
 
 }  // namespace cloud_print