[ChromeOS] Assorted WebUI login fixes.

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/login/webui_login_view.h"
 #include "chrome/browser/chromeos/wm_ipc.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser_window.h"
@@ skipping 32 matching lines @@
   delegate_ = NULL;
 }
 
   // TODO(rharrison): Add mechanism to pass in the show_guest and show_new_user
   // values.
 void WebUILoginDisplay::Init(const std::vector<UserManager::User>& users,
                              bool show_guest,
                              bool show_new_user) {
   // Testing that the delegate has been set.
   DCHECK(delegate_);
+
   users_ = users;
+  show_guest_ = show_guest;
+  show_new_user_ = show_new_user;
 }
 
 void WebUILoginDisplay::OnBeforeUserRemoved(const std::string& username) {
   // TODO(rharrison): Figure out if I need to split anything between this and
   // OnUserRemoved
 }
 
 void WebUILoginDisplay::OnUserImageChanged(UserManager::User* user) {
   // TODO(rharrison): Update the user in the user vector
   // TODO(rharrison): Push the change to WebUI Login screen
 }
 
 void WebUILoginDisplay::OnUserRemoved(const std::string& username) {
-  // TODO(rharrison): Remove the user from the user vector
-  // TODO(rharrison): Push the change to WebUI Login screen
+  DCHECK(webui_handler_);
+
+  for (std::vector<UserManager::User>::iterator it = users_.begin();
+       it != users_.end();
+       ++it) {
+    if (it->email() == username) {
+      users_.erase(it);
+      break;
+    }
+  }
+
+  webui_handler_->OnUserRemoved(username);
 }
 
 void WebUILoginDisplay::OnFadeOut() {
 }
 
 void WebUILoginDisplay::OnLoginSuccess(const std::string& username) {
   webui_handler_->OnLoginSuccess(username);
 }
 
 void WebUILoginDisplay::SetUIEnabled(bool is_enabled) {
@@ skipping 40 matching lines @@
       break;
     case IDS_LOGIN_ERROR_AUTHENTICATING_HOSTED:
       help_link = l10n_util::GetStringUTF8(IDS_LEARN_MORE);
       break;
     default:
       if (login_attempts > 1)
         help_link = l10n_util::GetStringUTF8(IDS_LEARN_MORE);
       break;
   }
 
-  webui_handler_->ShowError(error_text, help_link, help_topic_id);
+  webui_handler_->ShowError(login_attempts, error_text, help_link,
+                            help_topic_id);
 }
 
 // WebUILoginDisplay, SigninScreenHandlerDelegate implementation: --------------
-void WebUILoginDisplay::SetWebUIHandler(
-    LoginDisplayWebUIHandler* webui_handler) {
-  webui_handler_ = webui_handler;
-}
-
-void WebUILoginDisplay::ShowEnterpriseEnrollmentScreen() {
-  delegate_->OnStartEnterpriseEnrollment();
-}
-
 void WebUILoginDisplay::CompleteLogin(const std::string& username,
                                       const std::string& password) {
   DCHECK(delegate_);
   delegate_->CompleteLogin(username, password);
 }
 
 void WebUILoginDisplay::Login(const std::string& username,
                               const std::string& password) {
   DCHECK(delegate_);
   delegate_->Login(username, password);
 }
 
 void WebUILoginDisplay::LoginAsGuest() {
   DCHECK(delegate_);
   delegate_->LoginAsGuest();
 }
 
+void WebUILoginDisplay::RemoveUser(const std::string& username) {
+  UserManager::Get()->RemoveUser(username, this);
+}
+
+void WebUILoginDisplay::ShowEnterpriseEnrollmentScreen() {
+  delegate_->OnStartEnterpriseEnrollment();
+}
+
+void WebUILoginDisplay::SetWebUIHandler(
+    LoginDisplayWebUIHandler* webui_handler) {
+  webui_handler_ = webui_handler;
+}
+
 // WebUILoginDisplay, private: -------------------------------------------------
 
 // Singleton implementation: ---------------------------------------------------
 
 WebUILoginDisplay::WebUILoginDisplay()
     : LoginDisplay(NULL, gfx::Rect()),
+      show_guest_(false),
+      show_new_user_(false),
       login_window_(NULL),
       webui_handler_(NULL) {
 }
 
 }  // namespace chromeos