MD Settings: People: Fix issues with user icons

chrome/browser/resources/settings/people_page/user_list.js

Index: chrome/browser/resources/settings/people_page/user_list.js
diff --git a/chrome/browser/resources/settings/people_page/user_list.js b/chrome/browser/resources/settings/people_page/user_list.js
index 9d3d3b9f4fd0ab2128d127e0ffba3783c4d6f134..10a3e356e80d2ef551f0598e14cce6e1e2f50ab6 100644
--- a/chrome/browser/resources/settings/people_page/user_list.js
+++ b/chrome/browser/resources/settings/people_page/user_list.js
@@ -100,8 +100,11 @@ Polymer({
     return disabled || isUserOwner;
   },
 
-  /** @private */
-  getProfilePictureUrl_: function(username) {
-    return 'chrome://userimage/' + username + '?id=' + Date.now();
+  /**
+   * @param {chrome.usersPrivate.User} user
+   * @private
+   */
+  getProfilePictureUrl_: function(user) {
+    return 'chrome://userimage/' + user.email + '?id=' + Date.now();
   }
 });