Revert of Update mojo sdk to rev afb4440fd5a10cba980878c326180b7ad7960480

ui/keyboard/webui/vk_mojo_handler.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 UI_KEYBOARD_WEBUI_VK_MOJO_HANDLER_H_
 #define UI_KEYBOARD_WEBUI_VK_MOJO_HANDLER_H_
 
 #include "base/macros.h"
-#include "mojo/public/cpp/bindings/binding.h"
 #include "ui/base/ime/input_method_observer.h"
 #include "ui/keyboard/webui/keyboard.mojom.h"
 
 namespace keyboard {
 
-class VKMojoHandler : public KeyboardUIHandlerMojo,
+class VKMojoHandler : public mojo::InterfaceImpl<KeyboardUIHandlerMojo>,
                       public ui::InputMethodObserver {
  public:
-  explicit VKMojoHandler(mojo::InterfaceRequest<KeyboardUIHandlerMojo> request);
+  VKMojoHandler();
   ~VKMojoHandler() override;
 
  private:
   ui::InputMethod* GetInputMethod();
 
+  // mojo::InterfaceImpl<>:
+  void OnConnectionEstablished() override;
+
   // KeyboardUIHandlerMojo:
   void SendKeyEvent(const mojo::String& event_type,
                     int32_t char_value,
                     int32_t key_code,
                     const mojo::String& key_name,
                     int32_t modifiers) override;
   void HideKeyboard() override;
 
   // ui::InputMethodObserver:
   void OnTextInputTypeChanged(const ui::TextInputClient* client) override;
   void OnFocus() override;
   void OnBlur() override;
   void OnCaretBoundsChanged(const ui::TextInputClient* client) override;
   void OnTextInputStateChanged(const ui::TextInputClient* text_client) override;
   void OnInputMethodDestroyed(const ui::InputMethod* input_method) override;
   void OnShowImeIfNeeded() override;
 
-  mojo::Binding<KeyboardUIHandlerMojo> binding_;
-
   DISALLOW_COPY_AND_ASSIGN(VKMojoHandler);
 };
 
 }  // namespace keyboard
 
 #endif  // UI_KEYBOARD_WEBUI_VK_MOJO_HANDLER_H_