WIP: Ash IME support

win8/metro_driver/ime/ime_popup_monitor.h

+// Copyright (c) 2013 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.
+// Copyright (c) 2013 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 WIN8_METRO_DRIVER_IME_IME_POPUP_MONITOR_H_
+#define WIN8_METRO_DRIVER_IME_IME_POPUP_MONITOR_H_
+
+namespace metro_driver {
+
+class ImePopupObserver;
+
+// Adds/Removes ImePopupObserver. Currently only one observer is supported at
+// the same time.
+void AddImePopupObserver(ImePopupObserver* observer);
+void RemoveImePopupObserver(ImePopupObserver* observer);
+
+}  // namespace metro_driver
+
+#endif  // WIN8_METRO_DRIVER_IME_IME_POPUP_MONITOR_H_