[cros] User images are updated on the login screen.

chrome/browser/chromeos/login/webui_login_display.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/chromeos/login/webui_login_display.h"
 
 #include "chrome/browser/chromeos/input_method/xkeyboard.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/webui_login_view.h"
 #include "chrome/browser/chromeos/login/wizard_accessibility_helper.h"
@@ skipping 38 matching lines @@
 void WebUILoginDisplay::OnBeforeUserRemoved(const std::string& username) {
   for (UserList::iterator it = users_.begin(); it != users_.end(); ++it) {
     if ((*it)->email() == username) {
       users_.erase(it);
       break;
     }
   }
 }
 
 void WebUILoginDisplay::OnUserImageChanged(const User& user) {
-  // TODO(rharrison): Update the user in the user vector
-  // TODO(rharrison): Push the change to WebUI Login screen
+  DCHECK(webui_handler_);
+  webui_handler_->OnUserImageChanged(user);
 }
 
 void WebUILoginDisplay::OnUserRemoved(const std::string& username) {
   DCHECK(webui_handler_);
   webui_handler_->OnUserRemoved(username);
 }
 
 void WebUILoginDisplay::OnFadeOut() {
 }
 
@@ skipping 120 matching lines @@
 
 bool WebUILoginDisplay::IsShowGuest() const {
   return show_guest_;
 }
 
 bool WebUILoginDisplay::IsShowNewUser() const {
   return show_new_user_;
 }
 
 }  // namespace chromeos