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

ui/base/ime/win/tsf_text_store_unittest.cc

 // 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.
 
 #include "ui/base/ime/win/tsf_text_store.h"
 
 #include <initguid.h>  // for GUID_NULL and GUID_PROP_INPUTSCOPE
 #include <InputScope.h>
 #include <OleCtl.h>
 
@@ skipping 31 matching lines @@
   MOCK_CONST_METHOD1(GetCompositionTextRange, bool(gfx::Range*));
   MOCK_CONST_METHOD1(GetSelectionRange, bool(gfx::Range*));
   MOCK_METHOD1(SetSelectionRange, bool(const gfx::Range&));
   MOCK_METHOD1(DeleteRange, bool(const gfx::Range&));
   MOCK_CONST_METHOD2(GetTextFromRange, bool(const gfx::Range&, string16*));
   MOCK_METHOD0(OnInputMethodChanged, void());
   MOCK_METHOD1(ChangeTextDirectionAndLayoutAlignment,
                bool(base::i18n::TextDirection));
   MOCK_METHOD2(ExtendSelectionAndDelete, void(size_t, size_t));
   MOCK_METHOD1(EnsureCaretInRect, void(const gfx::Rect&));
+  MOCK_METHOD0(OnCandidateWindowShow, void());
+  MOCK_METHOD0(OnCandidateWindowUpdate, void());
+  MOCK_METHOD0(OnCandidateWindowHide, void());
 };
 
 class MockStoreACPSink : public ITextStoreACPSink {
  public:
   MockStoreACPSink() : ref_count_(0) {}
 
   // IUnknown
   virtual ULONG STDMETHODCALLTYPE AddRef() OVERRIDE {
     return InterlockedIncrement(&ref_count_);
   }
@@ skipping 1228 matching lines @@
     text_store_->SetFocusedTextInputClient(NULL, NULL);
     num_copied = 0xfffffff;
     TS_ATTRVAL buffer[2] = {};
     EXPECT_HRESULT_FAILED(text_store_->RetrieveRequestedAttrs(
         arraysize(buffer), buffer, &num_copied));
   }
 }
 
 }  // namespace
 }  // namespace ui