Add VectorIconButton functionality to ImageButton.

ui/app_list/views/search_result_actions_view.h

Index: ui/app_list/views/search_result_actions_view.h
diff --git a/ui/app_list/views/search_result_actions_view.h b/ui/app_list/views/search_result_actions_view.h
index ecbd98465f47bd15c85879f1776a6791132585bf..50426cd84e521cb5f1b86daafc6e93e0340fc054 100644
--- a/ui/app_list/views/search_result_actions_view.h
+++ b/ui/app_list/views/search_result_actions_view.h
@@ -7,7 +7,7 @@
 
 #include "base/macros.h"
 #include "ui/app_list/search_result.h"
-#include "ui/views/controls/button/button.h"
+#include "ui/views/controls/button/image_button.h"
 #include "ui/views/view.h"
 
 namespace app_list {
@@ -17,7 +17,7 @@ class SearchResultActionsViewDelegate;
 // SearchResultActionsView displays a SearchResult::Actions in a button
 // strip. Each action is presented as a button and horizontally laid out.
 class SearchResultActionsView : public views::View,
-                                public views::ButtonListener {
+                                public views::ImageButtonDelegate {
  public:
   explicit SearchResultActionsView(SearchResultActionsViewDelegate* delegate);
   ~SearchResultActionsView() override;
@@ -33,10 +33,10 @@ class SearchResultActionsView : public views::View,
   void CreateImageButton(const SearchResult::Action& action);
   void CreateBlueButton(const SearchResult::Action& action);
 
-  // views::View overrides:
+  // views::View:
   void OnPaint(gfx::Canvas* canvas) override;
 
-  // views::ButtonListener overrides:
+  // views::ImageButtonDelegate:
   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   SearchResultActionsViewDelegate* delegate_;  // Not owned.