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-rw-r--r--chromium/chrome/browser/resources/file_manager/foreground/js/metrics.js131
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diff --git a/chromium/chrome/browser/resources/file_manager/foreground/js/metrics.js b/chromium/chrome/browser/resources/file_manager/foreground/js/metrics.js
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--- a/chromium/chrome/browser/resources/file_manager/foreground/js/metrics.js
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@@ -1,131 +0,0 @@
-// 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.
-
-/**
- * @fileoverview Utility methods for accessing chrome.metricsPrivate API.
- *
- * To be included as a first script in main.html
- */
-
-var metrics = {};
-
-/**
- * A map from interval name to interval start timestamp.
- */
-metrics.intervals = {};
-
-/**
- * Start the named time interval.
- * Should be followed by a call to recordInterval with the same name.
- *
- * @param {string} name Unique interval name.
- */
-metrics.startInterval = function(name) {
- metrics.intervals[name] = Date.now();
-};
-
-metrics.startInterval('Load.Total');
-metrics.startInterval('Load.Script');
-
-/**
- * Convert a short metric name to the full format.
- *
- * @param {string} name Short metric name.
- * @return {string} Full metric name.
- * @private
- */
-metrics.convertName_ = function(name) {
- return 'FileBrowser.' + name;
-};
-
-/**
- * Wrapper method for calling chrome.fileBrowserPrivate safely.
- * @param {string} name Method name.
- * @param {Array.<Object>} args Arguments.
- * @private
- */
-metrics.call_ = function(name, args) {
- try {
- chrome.metricsPrivate[name].apply(chrome.metricsPrivate, args);
- } catch (e) {
- console.error(e.stack);
- }
-};
-
-/**
- * Create a decorator function that calls a chrome.metricsPrivate function
- * with the same name and correct parameters.
- *
- * @param {string} name Method name.
- */
-metrics.decorate = function(name) {
- metrics[name] = function() {
- var args = Array.apply(null, arguments);
- args[0] = metrics.convertName_(args[0]);
- metrics.call_(name, args);
- if (metrics.log) {
- console.log('chrome.metricsPrivate.' + name, args);
- }
- };
-};
-
-metrics.decorate('recordMediumCount');
-metrics.decorate('recordSmallCount');
-metrics.decorate('recordTime');
-metrics.decorate('recordUserAction');
-
-/**
- * Complete the time interval recording.
- *
- * Should be preceded by a call to startInterval with the same name. *
- *
- * @param {string} name Unique interval name.
- */
-metrics.recordInterval = function(name) {
- if (name in metrics.intervals) {
- metrics.recordTime(name, Date.now() - metrics.intervals[name]);
- } else {
- console.error('Unknown interval: ' + name);
- }
-};
-
-/**
- * Record an enum value.
- *
- * @param {string} name Metric name.
- * @param {Object} value Enum value.
- * @param {Array.<Object>|number} validValues Array of valid values
- * or a boundary number value.
- */
-metrics.recordEnum = function(name, value, validValues) {
- var boundaryValue;
- var index;
- if (validValues.constructor.name == 'Array') {
- index = validValues.indexOf(value);
- boundaryValue = validValues.length;
- } else {
- index = value;
- boundaryValue = validValues;
- }
- // Collect invalid values in the overflow bucket at the end.
- if (index < 0 || index > boundaryValue)
- index = boundaryValue;
-
- // Setting min to 1 looks strange but this is exactly the recommended way
- // of using histograms for enum-like types. Bucket #0 works as a regular
- // bucket AND the underflow bucket.
- // (Source: UMA_HISTOGRAM_ENUMERATION definition in base/metrics/histogram.h)
- var metricDescr = {
- 'metricName': metrics.convertName_(name),
- 'type': 'histogram-linear',
- 'min': 1,
- 'max': boundaryValue,
- 'buckets': boundaryValue + 1
- };
- metrics.call_('recordValue', [metricDescr, index]);
- if (metrics.log) {
- console.log('chrome.metricsPrivate.recordValue',
- [metricDescr.metricName, index, value]);
- }
-};