Added CloudPrint.NativeJobStatus histogram.

chrome/service/cloud_print/job_status_updater.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/job_status_updater.h"
 
 #include "base/bind.h"
 #include "base/json/json_reader.h"
+#include "base/metrics/histogram.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/cloud_print/cloud_print_constants.h"
 #include "chrome/service/cloud_print/cloud_print_helpers.h"
 #include "url/gurl.h"
 
 namespace cloud_print {
 
 JobStatusUpdater::JobStatusUpdater(const std::string& printer_name,
@@ skipping 21 matching lines @@
   if (!stopped_) {
     bool need_update = false;
     // If the job has already been completed, we just need to update the server
     // with that status. The *only* reason we would come back here in that case
     // is if our last server update attempt failed.
     if (last_job_details_.status == PRINT_JOB_STATUS_COMPLETED) {
       need_update = true;
     } else {
       PrintJobDetails details;
       if (print_system_->GetJobDetails(printer_name_, local_job_id_,
-              &details)) {
+                                       &details)) {
         if (details != last_job_details_) {
           last_job_details_ = details;
           need_update = true;
         }
       } else {
         // If GetJobDetails failed, the most likely case is that the job no
         // longer exists in the OS queue. We are going to assume it is done in
         // this case.
         last_job_details_.Clear();
         last_job_details_.status = PRINT_JOB_STATUS_COMPLETED;
         need_update = true;
       }
+      UMA_HISTOGRAM_ENUMERATION("CloudPrint.NativeJobStatus",
+                                last_job_details_.status, PRINT_JOB_STATUS_MAX);
     }
     if (need_update) {
       request_ = CloudPrintURLFetcher::Create();
       request_->StartGetRequest(
           CloudPrintURLFetcher::REQUEST_UPDATE_JOB,
           GetUrlForJobStatusUpdate(
               cloud_print_server_url_, job_id_, last_job_details_),
           this,
           kCloudPrintAPIMaxRetryCount,
           std::string());
@@ skipping 31 matching lines @@
   return CloudPrintURLFetcher::STOP_PROCESSING;
 }
 
 std::string JobStatusUpdater::GetAuthHeader() {
   return GetCloudPrintAuthHeaderFromStore();
 }
 
 JobStatusUpdater::~JobStatusUpdater() {}
 
 }  // namespace cloud_print