Add VectorIconButton functionality to ImageButton.

ui/app_list/views/search_box_view.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/app_list/views/search_box_view.h"
 
 #include <algorithm>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "build/build_config.h"
 #include "ui/app_list/app_list_constants.h"
 #include "ui/app_list/app_list_model.h"
 #include "ui/app_list/app_list_switches.h"
 #include "ui/app_list/app_list_view_delegate.h"
 #include "ui/app_list/resources/grit/app_list_resources.h"
 #include "ui/app_list/search_box_model.h"
 #include "ui/app_list/speech_ui_model.h"
 #include "ui/app_list/views/contents_view.h"
 #include "ui/app_list/views/search_box_view_delegate.h"
 #include "ui/base/ime/text_input_flags.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/events/event.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/shadow_value.h"
 #include "ui/strings/grit/ui_strings.h"
 #include "ui/views/background.h"
 #include "ui/views/border.h"
-#include "ui/views/controls/button/image_button.h"
 #include "ui/views/controls/image_view.h"
 #include "ui/views/controls/textfield/textfield.h"
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/layout/fill_layout.h"
 #include "ui/views/shadow_border.h"
 
 namespace app_list {
 
 namespace {
 
@@ skipping 24 matching lines @@
   }
 
   DISALLOW_COPY_AND_ASSIGN(SearchBoxBackground);
 };
 
 }  // namespace
 
 // To paint grey background on mic and back buttons
 class SearchBoxImageButton : public views::ImageButton {
  public:
-  explicit SearchBoxImageButton(views::ButtonListener* listener)
+  explicit SearchBoxImageButton(views::ImageButtonDelegate* listener)
       : ImageButton(listener), selected_(false) {}
   ~SearchBoxImageButton() override {}
 
   bool selected() { return selected_; }
   void SetSelected(bool selected) {
     if (selected_ == selected)
       return;
 
     selected_ = selected;
     SchedulePaint();
@@ skipping 341 matching lines @@
   NotifyQueryChanged();
 }
 
 void SearchBoxView::OnSpeechRecognitionStateChanged(
     SpeechRecognitionState new_state) {
   SpeechRecognitionButtonPropChanged();
   SchedulePaint();
 }
 
 }  // namespace app_list