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

ui/base/ime/dummy_text_input_client.cc

 // Copyright 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.
 
 #include "ui/base/ime/dummy_text_input_client.h"
 #include "ui/gfx/rect.h"
 
 namespace ui {
 
 DummyTextInputClient::DummyTextInputClient() {
@@ skipping 81 matching lines @@
   return false;
 }
 
 void DummyTextInputClient::ExtendSelectionAndDelete(size_t before,
                                                     size_t after) {
 }
 
 void DummyTextInputClient::EnsureCaretInRect(const gfx::Rect& rect)  {
 }
 
+void DummyTextInputClient::OnCandidateWindowShow() {
+}
+
+void DummyTextInputClient::OnCandidateWindowUpdate() {
+}
+
+void DummyTextInputClient::OnCandidateWindowHide() {
+}
+
 }  // namespace ui