Replace own callback handling with Promises.

chrome/browser/resources/options/manage_profile_overlay.js

Index: chrome/browser/resources/options/manage_profile_overlay.js
diff --git a/chrome/browser/resources/options/manage_profile_overlay.js b/chrome/browser/resources/options/manage_profile_overlay.js
index f9cf0767e7fc9683ece7d15ab6aca26ce0d5927c..03abb4994c11da286b15189f873a32a42f5be576 100644
--- a/chrome/browser/resources/options/manage_profile_overlay.js
+++ b/chrome/browser/resources/options/manage_profile_overlay.js
@@ -67,7 +67,7 @@ cr.define('options', function() {
         if (BrowserOptions.getCurrentProfile().isManaged)
           return;
         chrome.send('deleteProfile', [self.profileInfo_.filePath]);
-        options.ManagedUserListData.reloadExistingManagedUsers();
+        options.ManagedUserListData.resetPromise();
       };
       $('add-shortcut-button').onclick = function(event) {
         chrome.send('addProfileShortcut', [self.profileInfo_.filePath]);
@@ -316,7 +316,7 @@ cr.define('options', function() {
         this.updateOkButton_('create');
         return;
       }
-      options.ManagedUserListData.requestExistingManagedUsers(
+      options.ManagedUserListData.requestExistingManagedUsers().then(
           this.receiveExistingManagedUsers_.bind(this),
           this.onSigninError_.bind(this));
     },
@@ -403,6 +403,8 @@ cr.define('options', function() {
 
       chrome.send('setProfileIconAndName',
                   [this.profileInfo_.filePath, iconURL, name]);
+      if (name != this.profileInfo_.name)
+        options.ManagedUserListData.resetPromise();
     },
 
     /**
@@ -670,7 +672,7 @@ cr.define('options', function() {
       this.updateCreateInProgress_(false);
       OptionsPage.closeOverlay();
       if (profileInfo.isManaged) {
-        options.ManagedUserListData.reloadExistingManagedUsers();
+        options.ManagedUserListData.resetPromise();
         profileInfo.custodianEmail = this.signedInEmail_;
         ManagedUserCreateConfirmOverlay.setProfileInfo(profileInfo);
         OptionsPage.showPageByName('managedUserCreateConfirm', false);