Revert of Remove InputMethodEventHandler.

extensions/shell/browser/shell_desktop_controller_aura.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_SHELL_BROWSER_SHELL_DESKTOP_CONTROLLER_AURA_H_
 #define EXTENSIONS_SHELL_BROWSER_SHELL_DESKTOP_CONTROLLER_AURA_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 35 matching lines @@
 }
 
 namespace wm {
 class CompoundEventFilter;
 class CursorManager;
 }
 
 namespace extensions {
 class AppWindowClient;
 class Extension;
+class InputMethodEventHandler;
 class ShellScreen;
 
 // Simple desktop controller for app_shell. Sets up a root Aura window for the
 // primary display.
 class ShellDesktopControllerAura
     : public DesktopController,
       public aura::client::WindowParentingClient,
 #if defined(OS_CHROMEOS)
       public chromeos::PowerManagerClient::Observer,
       public display::DisplayConfigurator::Observer,
@@ skipping 54 matching lines @@
 #if defined(OS_CHROMEOS)
   std::unique_ptr<display::DisplayConfigurator> display_configurator_;
 #endif
 
   std::unique_ptr<ShellScreen> screen_;
 
   std::unique_ptr<aura::WindowTreeHost> host_;
 
   std::unique_ptr<wm::CompoundEventFilter> root_window_event_filter_;
 
+  std::unique_ptr<InputMethodEventHandler> input_method_event_handler_;
+
   std::unique_ptr<aura::client::DefaultCaptureClient> capture_client_;
 
   std::unique_ptr<aura::client::FocusClient> focus_client_;
 
   std::unique_ptr<wm::CursorManager> cursor_manager_;
 
   std::unique_ptr<ui::UserActivityDetector> user_activity_detector_;
 #if defined(OS_CHROMEOS)
   std::unique_ptr<ui::UserActivityPowerManagerNotifier> user_activity_notifier_;
 #endif
 
   std::unique_ptr<AppWindowClient> app_window_client_;
 
   // NativeAppWindow::Close() deletes the AppWindow.
   std::vector<AppWindow*> app_windows_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellDesktopControllerAura);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_DESKTOP_CONTROLLER_AURA_H_