Add UMA stats for AppCacheUpdateJob results.

webkit/browser/appcache/appcache_histograms.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 "webkit/browser/appcache/appcache_histograms.h"
 
 #include "base/metrics/histogram.h"
 
 namespace appcache {
 
@@ skipping 11 matching lines @@
   UMA_HISTOGRAM_BOOLEAN("appcache.CorruptionDetected", true);
 }
 
 void AppCacheHistograms::CountCheckResponseResult(
     CheckResponseResultType result) {
   UMA_HISTOGRAM_ENUMERATION(
        "appcache.CheckResponseResult",
        result, NUM_CHECK_RESPONSE_RESULT_TYPES);
 }
 
+void AppCacheHistograms::CountUpdateJobResult(
+    AppCacheUpdateJob::ResultType result) {
+  UMA_HISTOGRAM_ENUMERATION(
+       "appcache.UpdateJobResult",
+       result, AppCacheUpdateJob::NUM_UPDATE_JOB_RESULT_TYPES);
+}
+
 void AppCacheHistograms::AddTaskQueueTimeSample(
     const base::TimeDelta& duration) {
   UMA_HISTOGRAM_TIMES("appcache.TaskQueueTime", duration);
 }
 
 void AppCacheHistograms::AddTaskRunTimeSample(
     const base::TimeDelta& duration) {
   UMA_HISTOGRAM_TIMES("appcache.TaskRunTime", duration);
 }
 
@@ skipping 27 matching lines @@
 }
 
 void AppCacheHistograms::AddMissingManifestDetectedAtCallsite(
     MissingManifestCallsiteType callsite) {
   UMA_HISTOGRAM_ENUMERATION(
        "appcache.MissingManifestDetectedAtCallsite",
        callsite, NUM_MISSING_MANIFEST_CALLSITE_TYPES);
 }
 
 }  // namespace appcache