[FYI] All-in-one OnCandidateWindow{Show,Update,Hide}

ui/base/ime/win/mock_tsf_bridge.h

 // Copyright (c) 2012 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_BASE_IME_WIN_MOCK_TSF_BRIDGE_H_
 #define UI_BASE_IME_WIN_MOCK_TSF_BRIDGE_H_
 
 #include <msctf.h>
 
 #include "base/compiler_specific.h"
@@ skipping 60 matching lines @@
   TextInputClient* text_input_clinet() const { return text_input_client_; }
 
   // Returns currently focused window handle.
   HWND focused_window() const { return focused_window_; }
 
   // Returns latest text input type.
   TextInputType latest_text_iput_type() const {
     return latest_text_input_type_;
   }
 
+  virtual void OnCandidateWindowShow() OVERRIDE {}
+  virtual void OnCandidateWindowUpdate() OVERRIDE {}
+  virtual void OnCandidateWindowHide() OVERRIDE {}
+
  private:
   int enable_ime_call_count_;
   int disalbe_ime_call_count_;
   int cancel_composition_call_count_;
   int confirm_composition_call_count_;
   int on_text_layout_changed_;
   int associate_focus_call_count_;
   int set_focused_client_call_count_;
   int remove_focused_client_call_count_;
   TextInputClient* text_input_client_;
   HWND focused_window_;
   TextInputType latest_text_input_type_;
   base::win::ScopedComPtr<ITfThreadMgr> thread_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(MockTSFBridge);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_IME_WIN_MOCK_TSF_BRIDGE_H_