Moving experimental.metrics API to metricsPrivate

chrome/browser/resources/file_manager/js/metrics.js

 // Copyright (c) 2011 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.
 
 /**
- * @fileoverview Utility methods for accessing chrome.experimental.metrics API.
+ * @fileoverview Utility methods for accessing chrome.metricsPrivate API.
  *
  * To be included as a first script in main.html
  */
 
 var metrics = {};
 
 metrics.intervals = {};
 
 metrics.startInterval = function(name) {
   metrics.intervals[name] = Date.now();
 };
 
 metrics.startInterval('TotalLoad');
 metrics.startInterval('ScriptParse');
 
 metrics.convertName_ = function(name) {
-  // chrome.experimental.metrics will append extension ID after the last dot.
-  return 'FileBrowser.' + name + '.';
+  return 'FileBrowser.' + name;
 };
 
 metrics.recordTime = function(name) {
   if (name in metrics.intervals) {
     var elapsed = Date.now() - metrics.intervals[name];
     console.log(name + ': ' + elapsed + 'ms');
-    chrome.experimental.metrics.recordTime(metrics.convertName_(name), elapsed);
+    chrome.metricsPrivate.recordTime(metrics.convertName_(name), elapsed);
   } else {
     console.error('Unknown interval: ' + name);
   }
 };
 
 metrics.recordAction = function(name) {
-  chrome.experimental.metrics.recordUserAction(metrics.convertName_(name));
+  chrome.metricsPrivate.recordUserAction(metrics.convertName_(name));
 };
 
 metrics.reportCount = function(name, value) {
-  chrome.experimental.metrics.
-      recordMediumCount(metrics.convertName_(name), value);
+  chrome.metricsPrivate.recordMediumCount(metrics.convertName_(name), value);
 };
 
 metrics.recordEnum = function(name, value, validValues) {
   var index = validValues.indexOf(value);
 
   // Collect invalid values in the extra bucket at the end.
   if (index < 0) index = validValues.length;
 
-  chrome.experimental.metrics.recordValue({
+  chrome.metricsPrivate.recordValue({
       'metricName': metrics.convertName_(name),
       'type': 'histogram-linear',
       'min': 0,
       'max': validValues.length,
       'buckets': validValues.length + 1
     },
     index);
 };