Added 'dry run' tag to the print job, to test proxy health without wasting pa...

chrome/service/cloud_print/cloud_print_proxy_backend.cc

 // Copyright (c) 2010 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/cloud_print_proxy_backend.h"
 
 #include <map>
 #include <vector>
 
 #include "base/file_util.h"
@@ skipping 619 matching lines @@
     printer_data->GetString(kPrinterDescValue,
                             &printer_info.printer_description);
     // Printer status is a string value which actually contains an integer.
     std::string printer_status;
     if (printer_data->GetString(kPrinterStatusValue, &printer_status)) {
       base::StringToInt(printer_status, &printer_info.printer_status);
     }
     printer_data->GetString(kPrinterCapsHashValue,
         &printer_info_cloud.caps_hash);
     ListValue* tags_list = NULL;
-    printer_data->GetList(kPrinterTagsValue, &tags_list);
+    printer_data->GetList(kTagsValue, &tags_list);
     if (tags_list) {
       for (size_t index = 0; index < tags_list->GetSize(); index++) {
         std::string tag;
         tags_list->GetString(index, &tag);
         if (StartsWithASCII(tag, kTagsHashTagName, false)) {
           std::vector<std::string> tag_parts;
           base::SplitStringDontTrim(tag, '=', &tag_parts);
           DCHECK_EQ(tag_parts.size(), 2U);
           if (tag_parts.size() == 2)
             printer_info_cloud.tags_hash = tag_parts[1];
@@ skipping 104 matching lines @@
   VLOG(1) << "CP_PROXY: Printer job handle shutdown, id " << printer_id;
   job_handler_map_.erase(printer_id);
 }
 
 void CloudPrintProxyBackend::Core::OnAuthError() {
   DCHECK(MessageLoop::current() == backend_->core_thread_.message_loop());
   VLOG(1) << "CP_PROXY: Auth Error";
   backend_->frontend_loop_->PostTask(FROM_HERE, NewRunnableMethod(this,
       &Core::NotifyAuthenticationFailed));
 }