Host Chrome OS GAIA signin page in webview

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

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 80 matching lines @@
 
   FrameState frame_state() const { return frame_state_; }
   net::Error frame_error() const { return frame_error_; }
 
  private:
   // TODO (ygorshenin@): remove this dependency.
   friend class SigninScreenHandler;
 
   // BaseScreenHandler implementation:
   virtual void DeclareLocalizedValues(LocalizedValuesBuilder* builder) override;
+  virtual void GetAdditionalParameters(base::DictionaryValue* dict) override;
   virtual void Initialize() override;
 
   // WebUIMessageHandler implementation:
   virtual void RegisterMessages() override;
 
   // WebUI message handlers.
   void HandleFrameLoadingCompleted(int status);
   void HandleCompleteAuthentication(const std::string& gaia_id,
                                     const std::string& email,
                                     const std::string& password,
                                     const std::string& auth_code);
   void HandleCompleteLogin(const std::string& gaia_id,
                            const std::string& typed_email,
                            const std::string& password,
                            bool using_saml);
 
   void HandleUsingSAMLAPI();
   void HandleScrapedPasswordCount(int password_count);
   void HandleScrapedPasswordVerificationFailed();
 
   void HandleGaiaUIReady();
 
   void HandleSwitchToFullTab();
 
+  void HandleToggleWebviewSignin();
+
   // This is called when ConsumerManagementService::SetOwner() returns.
   void OnSetOwnerDone(const std::string& gaia_id,
                       const std::string& typed_email,
                       const std::string& password,
                       bool using_saml,
                       bool success);
 
   // Really handles the complete login message.
   void DoCompleteLogin(const std::string& gaia_id,
                        const std::string& typed_email,
@@ skipping 121 matching lines @@
   scoped_ptr<ScopedGaiaAuthExtension> auth_extension_;
 
   base::WeakPtrFactory<GaiaScreenHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GaiaScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_