Back button for the WebView-based sign-in flow.

chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc

 // Copyright 2013 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/gaia_screen_handler.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
@@ skipping 314 matching lines @@
   builder->Add("signinScreenPasswordChanged",
                IDS_SIGNIN_SCREEN_PASSWORD_CHANGED);
   builder->Add("createAccount", IDS_CREATE_ACCOUNT_HTML);
   builder->Add("guestSignin", IDS_BROWSE_WITHOUT_SIGNING_IN_HTML);
   builder->Add("createSupervisedUser",
                IDS_CREATE_SUPERVISED_USER_HTML);
   builder->Add("createSupervisedUserFeatureName",
                IDS_CREATE_SUPERVISED_USER_FEATURE_NAME);
   builder->Add("consumerManagementEnrollmentSigninMessage",
                IDS_LOGIN_CONSUMER_MANAGEMENT_ENROLLMENT);
+  builder->Add("backButton", IDS_ACCNAME_BACK);
   builder->Add("closeButton", IDS_CLOSE);
 
   // Strings used by the SAML fatal error dialog.
   builder->Add("fatalErrorMessageNoAccountDetails",
                IDS_LOGIN_FATAL_ERROR_NO_ACCOUNT_DETAILS);
   builder->Add("fatalErrorMessageNoPassword",
                IDS_LOGIN_FATAL_ERROR_NO_PASSWORD);
   builder->Add("fatalErrorMessageVerificationFailed",
                IDS_LOGIN_FATAL_ERROR_PASSWORD_VERIFICATION);
   builder->Add("fatalErrorMessageInsecureURL",
@@ skipping 475 matching lines @@
 SigninScreenHandlerDelegate* GaiaScreenHandler::Delegate() {
   DCHECK(signin_screen_handler_);
   return signin_screen_handler_->delegate_;
 }
 
 void GaiaScreenHandler::SetSigninScreenHandler(SigninScreenHandler* handler) {
   signin_screen_handler_ = handler;
 }
 
 }  // namespace chromeos