Make user remove button focusable, and set up the correct tab order.

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.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/ui/webui/chromeos/login/signin_screen_handler.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/hash_tables.h"
@@ skipping 226 matching lines @@
   if (key_event_listener_)
     key_event_listener_->RemoveCapsLockObserver(this);
 }
 
 void SigninScreenHandler::GetLocalizedStrings(
     DictionaryValue* localized_strings) {
   localized_strings->SetString("signinScreenTitle",
       l10n_util::GetStringUTF16(IDS_SIGNIN_SCREEN_TITLE));
   localized_strings->SetString("passwordHint",
       l10n_util::GetStringUTF16(IDS_LOGIN_POD_EMPTY_PASSWORD_TEXT));
+  localized_strings->SetString("removeButtonAccessibleName",
+      l10n_util::GetStringUTF16(IDS_LOGIN_POD_REMOVE_BUTTON_ACCESSIBLE_NAME));
   localized_strings->SetString("passwordFieldAccessibleName",
       l10n_util::GetStringUTF16(IDS_LOGIN_POD_PASSWORD_FIELD_ACCESSIBLE_NAME));
   localized_strings->SetString("signinButton",
       l10n_util::GetStringUTF16(IDS_LOGIN_BUTTON));
   localized_strings->SetString("enterGuestButton",
       l10n_util::GetStringUTF16(IDS_ENTER_GUEST_SESSION_BUTTON));
   localized_strings->SetString("enterGuestButtonAccessibleName",
       l10n_util::GetStringUTF16(
           IDS_ENTER_GUEST_SESSION_BUTTON_ACCESSIBLE_NAME));
   localized_strings->SetString("shutDown",
@@ skipping 427 matching lines @@
 
   cookie_remover_ = new BrowsingDataRemover(
       Profile::FromBrowserContext(web_ui_->tab_contents()->browser_context()),
       BrowsingDataRemover::EVERYTHING,
       base::Time());
   cookie_remover_->AddObserver(this);
   cookie_remover_->Remove(BrowsingDataRemover::REMOVE_SITE_DATA);
 }
 
 }  // namespace chromeos