Add chrome.virtualKeyboardPrivate.setHotrodKeyboard API

extensions/browser/api/virtual_keyboard_private/virtual_keyboard_delegate.h

 // Copyright 2014 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 EXTENSIONS_BROWSER_API_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_DELEGATE_H_
 #define EXTENSIONS_BROWSER_API_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_DELEGATE_H_
 
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "base/values.h"
@@ skipping 18 matching lines @@
   virtual bool InsertText(const base::string16& text) = 0;
 
   // Notifiy system that keyboard loading is complete. Used in UMA stats to
   // track loading performance. Returns true if the notification was handled.
   virtual bool OnKeyboardLoaded() = 0;
 
   // Indicate if settings are accessible and enabled based on current state.
   // For example, settings should be blocked when the session is locked.
   virtual bool IsLanguageSettingsEnabled() = 0;
 
+  // Sets the state of the hotrod virtual keyboad.
+  virtual void SetHotrodKeyboard(bool enable) = 0;
+
   // Activate and lock the virtual keyboad on screen or dismiss the keyboard
   // regardless of the state of text focus. Used in a11y mode to allow typing
   // hotkeys without the need for text focus. Returns true if successful.
   virtual bool LockKeyboard(bool state) = 0;
 
   // Dispatches a virtual key event. |type| indicates if the event is a keydown
   // or keyup event. |char_value| is the unicode value for the key. |key_code|
   // is the code assigned to the key, which is independent of the state of
   // modifier keys. |key_name| is the standardized w3c name for the key.
   // |modifiers| indicates which modifier keys are active. Returns true if
   // successful.
   virtual bool SendKeyEvent(const std::string& type,
                             int char_value,
                             int key_code,
                             const std::string& key_name,
                             int modifiers) = 0;
 
   // Launches the settings app. Returns true if successful.
   virtual bool ShowLanguageSettings() = 0;
 
   // Sets virtual keyboard window mode.
   virtual bool SetVirtualKeyboardMode(int mode_enum) = 0;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_DELEGATE_H_