Support IMM32 reconversion on Windows

views/widget/native_widget_win.h

 // Copyright (c) 2011 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 VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_
 #define VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_
 #pragma once
 
 #include <atlbase.h>
 #include <atlapp.h>
@@ skipping 310 matching lines @@
     MESSAGE_HANDLER_EX(WM_KEYDOWN, OnKeyEvent)
     MESSAGE_HANDLER_EX(WM_KEYUP, OnKeyEvent)
     MESSAGE_HANDLER_EX(WM_SYSKEYDOWN, OnKeyEvent)
     MESSAGE_HANDLER_EX(WM_SYSKEYUP, OnKeyEvent)
 
     // IME Events.
     MESSAGE_HANDLER_EX(WM_IME_SETCONTEXT, OnImeMessages)
     MESSAGE_HANDLER_EX(WM_IME_STARTCOMPOSITION, OnImeMessages)
     MESSAGE_HANDLER_EX(WM_IME_COMPOSITION, OnImeMessages)
     MESSAGE_HANDLER_EX(WM_IME_ENDCOMPOSITION, OnImeMessages)
+    MESSAGE_HANDLER_EX(WM_IME_REQUEST, OnImeMessages)
     MESSAGE_HANDLER_EX(WM_CHAR, OnImeMessages)
     MESSAGE_HANDLER_EX(WM_SYSCHAR, OnImeMessages)
     MESSAGE_HANDLER_EX(WM_DEADCHAR, OnImeMessages)
     MESSAGE_HANDLER_EX(WM_SYSDEADCHAR, OnImeMessages)
 
     // This list is in _ALPHABETICAL_ order! OR I WILL HURT YOU.
     MSG_WM_ACTIVATE(OnActivate)
     MSG_WM_ACTIVATEAPP(OnActivateApp)
     MSG_WM_APPCOMMAND(OnAppCommand)
     MSG_WM_CANCELMODE(OnCancelMode)
@@ skipping 325 matching lines @@
   // rather than asking the Widget for the non_client_view so that we know at
   // Init time, before the Widget has created the NonClientView.
   bool has_non_client_view_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeWidgetWin);
 };
 
 }  // namespace views
 
 #endif  // VIEWS_WIDGET_NATIVE_WIDGET_WIN_H_