Add title property to chrome.printerProvider pritn job

extensions/browser/api/printer_provider/printer_provider_apitest.cc

 // Copyright 2015 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 "base/bind.h"
 #include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
+#include "base/strings/utf_string_conversions.h"
 #include "extensions/browser/api/printer_provider/printer_provider_api.h"
 #include "extensions/browser/api/printer_provider/printer_provider_api_factory.h"
 #include "extensions/browser/api/printer_provider/printer_provider_print_job.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/common/extension.h"
 #include "extensions/shell/test/shell_apitest.h"
 #include "extensions/test/extension_test_message_listener.h"
 #include "extensions/test/result_catcher.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 75 matching lines @@
     PrinterProviderAPIFactory::GetInstance()
         ->GetForBrowserContext(browser_context())
         ->DispatchPrintRequested(job, callback);
   }
 
   void StartPrintRequestUsingDocumentBytes(
       const std::string& extension_id,
       const PrinterProviderAPI::PrintCallback& callback) {
     extensions::PrinterProviderPrintJob job;
     job.printer_id = extension_id + ":printer_id";
+    job.job_title = base::ASCIIToUTF16("Print job");
     job.ticket_json = "{}";
     job.content_type = "application/pdf";
     const unsigned char kDocumentBytes[] = {'b', 'y', 't', 'e', 's'};
     job.document_bytes =
         new base::RefCountedBytes(kDocumentBytes, arraysize(kDocumentBytes));
 
     PrinterProviderAPIFactory::GetInstance()
         ->GetForBrowserContext(browser_context())
         ->DispatchPrintRequested(job, callback);
   }
 
   bool StartPrintRequestUsingFileInfo(
       const std::string& extension_id,
       const PrinterProviderAPI::PrintCallback& callback) {
     extensions::PrinterProviderPrintJob job;
 
     const char kBytes[] = {'b', 'y', 't', 'e', 's'};
     if (!CreateTempFileWithContents(kBytes, static_cast<int>(arraysize(kBytes)),
                                     &job.document_path, &job.file_info)) {
       ADD_FAILURE() << "Failed to create test file.";
       return false;
     }
 
     job.printer_id = extension_id + ":printer_id";
+    job.job_title = base::ASCIIToUTF16("Print job");
     job.ticket_json = "{}";
     job.content_type = "image/pwg-raster";
 
     PrinterProviderAPIFactory::GetInstance()
         ->GetForBrowserContext(browser_context())
         ->DispatchPrintRequested(job, callback);
     return true;
   }
 
   void StartCapabilityRequest(
@@ skipping 619 matching lines @@
                                      &printers, run_loop.QuitClosure()));
 
   ASSERT_TRUE(catcher.GetNextResult()) << catcher.message();
 
   run_loop.Run();
 
   EXPECT_TRUE(printers.empty());
 }
 
 }  // namespace