MD Settings: hide browsing history-related rows for supervised users

chrome/browser/resources/settings/clear_browsing_data_dialog/clear_browsing_data_browser_proxy.js

Index: chrome/browser/resources/settings/clear_browsing_data_dialog/clear_browsing_data_browser_proxy.js
diff --git a/chrome/browser/resources/settings/clear_browsing_data_dialog/clear_browsing_data_browser_proxy.js b/chrome/browser/resources/settings/clear_browsing_data_dialog/clear_browsing_data_browser_proxy.js
index b979d86434684b147f8ee44b860f7087a813358a..0a949756bde1b0e1ed4d07ba42adbc98878238b6 100644
--- a/chrome/browser/resources/settings/clear_browsing_data_dialog/clear_browsing_data_browser_proxy.js
+++ b/chrome/browser/resources/settings/clear_browsing_data_dialog/clear_browsing_data_browser_proxy.js
@@ -22,6 +22,11 @@ cr.define('settings', function() {
      * @return {!Promise<void>} Signal when the setup is complete.
      */
     initialize: function() {},
+
+    /**
+     * @return {boolean} Whether browsing history rows should be shown.
+     */
+    shouldShowBrowsingHistoryRows: function() {},
   };
 
   /**
@@ -41,6 +46,11 @@ cr.define('settings', function() {
     initialize: function() {
       return cr.sendWithPromise('initializeClearBrowsingData');
     },
+
+    /** @override */
+    shouldShowBrowsingHistoryRows: function() {
+      return loadTimeData.getBoolean('isSupervised');
+    },
   };
 
   return {