IME for Mus: Send ack for key events after IME driver processes the event.

ui/views/mus/text_input_client_impl.h

 // Copyright 2016 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_VIEWS_MUS_TEXT_INPUT_CLIENT_IMPL_H_
 #define UI_VIEWS_MUS_TEXT_INPUT_CLIENT_IMPL_H_
 
 #include "mojo/public/cpp/bindings/binding.h"
 #include "services/ui/public/interfaces/ime.mojom.h"
 
 namespace ui {
 class TextInputClient;
 }
 
 namespace views {
 
 class InputMethodMus;
 
 // TextInputClientImpl receieves updates from IME drivers over Mojo IPC, and
 // notifies the underlying ui::TextInputClient accordingly.
 class TextInputClientImpl : public ui::mojom::TextInputClient {
  public:
-  TextInputClientImpl(ui::TextInputClient* text_input_client,
-                      InputMethodMus* input_method);
+  TextInputClientImpl(ui::TextInputClient* text_input_client);

[sadrul, 2016/10/13 16:36:29]

explicit

   ~TextInputClientImpl() override;
 
   ui::mojom::TextInputClientPtr CreateInterfacePtrAndBind();
 
  private:
   // ui::mojom::TextInputClient:
   void OnCompositionEvent(ui::mojom::CompositionEventPtr event) override;
-  void OnUnhandledEvent(std::unique_ptr<ui::Event> key_event) override;
 
   ui::TextInputClient* text_input_client_;
-  InputMethodMus* input_method_;
   mojo::Binding<ui::mojom::TextInputClient> binding_;
 
   DISALLOW_COPY_AND_ASSIGN(TextInputClientImpl);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_MUS_TEXT_INPUT_CLIENT_IMPL_H_