Simplify document title for Windows printing.

chrome/service/cloud_print/printer_job_handler.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/printer_job_handler.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/md5.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/cloud_print/cloud_print_helpers.h"
 #include "chrome/service/cloud_print/cloud_print_consts.h"
 #include "chrome/service/cloud_print/cloud_print_helpers.h"
 #include "chrome/service/cloud_print/job_status_updater.h"
 #include "googleurl/src/gurl.h"
+#include "grit/generated_resources.h"
 #include "net/http/http_response_headers.h"
 #include "net/http/http_status_code.h"
+#include "printing/backend/print_backend.h"
+#include "ui/base/l10n/l10n_util.h"
 
 PrinterJobHandler::JobDetails::JobDetails() {}
 
 PrinterJobHandler::JobDetails::~JobDetails() {}
 
 void PrinterJobHandler::JobDetails::Clear() {
   job_id_.clear();
   job_title_.clear();
   print_ticket_.clear();
   print_data_mime_type_.clear();
@@ skipping 637 matching lines @@
   }
 }
 
 // The following methods are called on |print_thread_|. It is not safe to
 // access any members other than |job_handler_message_loop_proxy_|,
 // |job_spooler_| and |print_system_|.
 void PrinterJobHandler::DoPrint(const JobDetails& job_details,
                                 const std::string& printer_name) {
   job_spooler_ = print_system_->CreateJobSpooler();
   DCHECK(job_spooler_);
-  if (!job_spooler_ || !job_spooler_->Spool(job_details.print_ticket_,
-                                            job_details.print_data_file_path_,
-                                            job_details.print_data_mime_type_,
-                                            printer_name,
-                                            job_details.job_title_,
-                                            job_details.tags_,
-                                            this)) {
+  if (!job_spooler_)
+    return;
+  string16 document_name =
+      printing::PrintBackend::SimplifyDocumentTitle(
+          UTF8ToUTF16(job_details.job_title_));
+  if (document_name.empty()) {
+    document_name = printing::PrintBackend::SimplifyDocumentTitle(
+        l10n_util::GetStringUTF16(IDS_DEFAULT_PRINT_DOCUMENT_TITLE));
+  }
+  if (!job_spooler_->Spool(job_details.print_ticket_,
+                           job_details.print_data_file_path_,
+                           job_details.print_data_mime_type_,
+                           printer_name,
+                           UTF16ToUTF8(document_name),
+                           job_details.tags_,
+                           this)) {
     OnJobSpoolFailed();
   }
 }