Disable VK overscroll for login/out-of-box.

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

 // Copyright (c) 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_SIGNIN_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 67 matching lines @@
   virtual void OnPreferencesChanged() = 0;
   virtual void ResetSigninScreenHandlerDelegate() = 0;
   virtual void ShowError(int login_attempts,
                          const std::string& error_text,
                          const std::string& help_link_text,
                          HelpAppLauncher::HelpTopic help_topic_id) = 0;
   virtual void ShowErrorScreen(LoginDisplay::SigninError error_id) = 0;
   virtual void ShowGaiaPasswordChanged(const std::string& username) = 0;
   virtual void ShowSigninUI(const std::string& email) = 0;
   virtual void ShowControlBar(bool show) = 0;
+  virtual void SetKeyboardState(bool shown) = 0;
   virtual void ShowPasswordChangedDialog(bool show_password_error) = 0;
   // Show sign-in screen for the given credentials.
   virtual void ShowSigninScreenForCreds(const std::string& username,
                                         const std::string& password) = 0;
  protected:
   virtual ~LoginDisplayWebUIHandler() {}
 };
 
 // An interface for SigninScreenHandler to call WebUILoginDisplay.
 class SigninScreenHandlerDelegate {
@@ skipping 175 matching lines @@
   virtual void OnUserImageChanged(const User& user) OVERRIDE;
   virtual void OnPreferencesChanged() OVERRIDE;
   virtual void ResetSigninScreenHandlerDelegate() OVERRIDE;
   virtual void ShowError(int login_attempts,
                          const std::string& error_text,
                          const std::string& help_link_text,
                          HelpAppLauncher::HelpTopic help_topic_id) OVERRIDE;
   virtual void ShowGaiaPasswordChanged(const std::string& username) OVERRIDE;
   virtual void ShowSigninUI(const std::string& email) OVERRIDE;
   virtual void ShowControlBar(bool show) OVERRIDE;
+  virtual void SetKeyboardState(bool shown) OVERRIDE;
   virtual void ShowPasswordChangedDialog(bool show_password_error) OVERRIDE;
   virtual void ShowErrorScreen(LoginDisplay::SigninError error_id) OVERRIDE;
   virtual void ShowSigninScreenForCreds(const std::string& username,
                                         const std::string& password) OVERRIDE;
 
   // ui::EventHandler implementation:
   virtual void OnKeyEvent(ui::KeyEvent* key) OVERRIDE;
 
   // content::NotificationObserver implementation:
   virtual void Observe(int type,
@@ skipping 248 matching lines @@
 
   // Helper that retrieves the authenticated user's e-mail address.
   scoped_ptr<AuthenticatedUserEmailRetriever> email_retriever_;
 
   DISALLOW_COPY_AND_ASSIGN(SigninScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_