arc: Use location service consent.

chrome/browser/resources/chromeos/arc_support/background.js

 // Copyright 2016 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.
 
 /**
  * UI Pages. Note the order must be in sync with the ArcAuthService::UIPage
  * enum.
  * @type {Array<string>}
  */
 var UI_PAGES = ['none',
@@ skipping 93 matching lines @@
  * @param {string} deviceId Current device id.
  */
 function initialize(data, deviceId) {
   currentDeviceId = deviceId;
   var doc = appWindow.contentWindow.document;
   var loadTimeData = appWindow.contentWindow.loadTimeData;
   loadTimeData.data = data;
   appWindow.contentWindow.i18nTemplate.process(doc, loadTimeData);
   var countryCode = data.countryCode.toLowerCase();
   setBackupRestoreMode(data.textBackupRestore, data.backupRestoreEnabled);
+  setLocationServiceMode(data.textLocationService, data.locationServiceEnabled);
 
   var scriptSetCountryCode = 'document.countryCode = \'' + countryCode + '\';';
   termsView.addContentScripts([
       { name: 'preProcess',
         matches: ['https://play.google.com/*'],
         js: { code: scriptSetCountryCode },
         run_at: 'document_start'
       },
       { name: 'postProcess',
         matches: ['https://play.google.com/*'],
@@ skipping 35 matching lines @@
   doc.getElementById('text-metrics').innerHTML = text;
   doc.getElementById('settings-link').addEventListener('click', onSettings);
   doc.getElementById('learn-more-link-metrics').addEventListener('click',
       onLearnMore);
 
   // Applying metrics mode changes page layout, update terms height.
   updateTermsHeight();
 }
 
 /**
- * Sets current metrics mode.
+ * Sets current backup and restore mode.
  * @param {string} text String used to display next to checkbox.
  * @param {boolean} defaultCheckValue Defines the default value for backup and
  *     restore checkbox.
  */
 function setBackupRestoreMode(text, defaultCheckValue) {
   var doc = appWindow.contentWindow.document;
   doc.getElementById('enable-backup-restore').checked = defaultCheckValue;
 
   doc.getElementById('text-backup-restore').innerHTML = text;
   doc.getElementById('learn-more-link-backup-restore').addEventListener('click',
       onLearnMore);
 }
 
 /**
+ * Sets current usage of location service opt in mode.
+ * @param {string} text String used to display next to checkbox.
+ * @param {boolean} defaultCheckValue Defines the default value for location
+ *     service opt in.
+ */
+function setLocationServiceMode(text, defaultCheckValue) {
+  var doc = appWindow.contentWindow.document;
+  doc.getElementById('enable-location-service').checked = defaultCheckValue;
+
+  doc.getElementById('text-location-service').innerHTML = text;
+  doc.getElementById('learn-more-link-location-service').
+      addEventListener('click', onLearnMore);
+}
+
+/**
  * Updates terms view height manually because webview is not automatically
  * resized in case parent div element gets resized.
  */
 function updateTermsHeight() {
   var setTermsHeight = function() {
     var doc = appWindow.contentWindow.document;
     var termsContainer = doc.getElementById('terms-container');
     // Reset terms-view height in order to stabilize style computation. For
     // some reason, child webview affects final result.
     termsView.style.height = '0px';
@@ skipping 275 matching lines @@
         sendNativeMessage('enableMetrics', {
           'enabled': enableMetrics.checked
         });
       }
 
       var enableBackupRestore = doc.getElementById('enable-backup-restore');
       sendNativeMessage('setBackupRestore', {
         'enabled': enableBackupRestore.checked
       });
 
+     var enableLocationService = doc.getElementById('enable-location-service');
+      sendNativeMessage('setLocationService', {

[xiyuan, 2016/07/25 18:03:40]

nit: wrong indent

[khmel, 2016/07/25 22:48:48]

Done.

+        'enabled': enableLocationService.checked
+      });
+
       sendNativeMessage('startLso');
     };
 
     var onCancel = function() {
       if (appWindow) {
         windowClosedInternally = false;
         appWindow.close();
         appWindow = null;
       }
     };
@@ skipping 49 matching lines @@
       type: 'chrome',
       color: '#ffffff'
     },
     'innerBounds': {
       'width': INNER_WIDTH,
       'height': INNER_HEIGHT
     }
   };
   chrome.app.window.create('main.html', options, onWindowCreated);
 });