Add VectorIconButton functionality to ImageButton.

chrome/browser/first_run/try_chrome_dialog_view.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 CHROME_BROWSER_FIRST_RUN_TRY_CHROME_DIALOG_VIEW_H_
 #define CHROME_BROWSER_FIRST_RUN_TRY_CHROME_DIALOG_VIEW_H_
 
 #include <stddef.h>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "ui/gfx/native_widget_types.h"
-#include "ui/views/controls/button/button.h"
+#include "ui/views/controls/button/image_button.h"
 #include "ui/views/controls/link_listener.h"
 
 namespace gfx {
 class Rect;
 }
 
 namespace views {
 class RadioButton;
 class Checkbox;
 class Widget;
@@ skipping 24 matching lines @@
 // And the 2013 version looks like:
 //   +-----------------------------------------------+
 //   | |icon| There is a new version of          [x] |
 //   | |icon| Google Chrome available                |
 //   |        [o] Try it out (already installed)     |
 //   |        [ ] Don't bug me                       |
 //   | --------------------------------------------- |
 //   | [x] Make it the default browser       [ OK ]  |
 //   +-----------------------------------------------+
 
-class TryChromeDialogView : public views::ButtonListener,
+class TryChromeDialogView : public views::ImageButtonDelegate,
                             public views::LinkListener {
  public:
   // Receives a handle to the active modal dialog, or NULL when the active
   // dialog is dismissed.
   typedef base::Callback<void(gfx::NativeWindow active_dialog)>
       ActiveModalDialogListener;
 
   enum Result {
     TRY_CHROME,             // Launch chrome right now.
     TRY_CHROME_AS_DEFAULT,  // Launch chrome and make it the default.
@@ skipping 24 matching lines @@
   // it has the following properties: a) is visible and b) is attached to the
   // bottom of the working area. For LTR machines it returns a left side
   // rectangle and for RTL it returns a right side rectangle so that the dialog
   // does not compete with the standar place of the start menu.
   gfx::Rect ComputeWindowPosition(int width, int height, bool is_RTL);
 
   // Create a windows region that looks like a toast of width |w| and height
   // |h|. This is best effort, so we don't care much if the operation fails.
   void SetToastRegion(HWND window, int w, int h);
 
-  // views::ButtonListener:
+  // views::ImageButtonDelegate:
   // We have two buttons and according to what the user clicked we set |result_|
   // and we should always close and end the modal loop.
   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // views::LinkListener:
   // If the user selects the link we need to fire off the default browser that
   // by some convoluted logic should not be chrome.
   void LinkClicked(views::Link* source, int event_flags) override;
 
   // Controls which flavor of the heading text to use.
   size_t flavor_;
 
   // We don't own any of these pointers. The |popup_| owns itself and owns the
   // other views.
   views::Widget* popup_;
   views::RadioButton* try_chrome_;
   views::RadioButton* kill_chrome_;
   views::RadioButton* dont_try_chrome_;
   views::Checkbox* make_default_;
   Result result_;
 
   DISALLOW_COPY_AND_ASSIGN(TryChromeDialogView);
 };
 
 #endif  // CHROME_BROWSER_FIRST_RUN_TRY_CHROME_DIALOG_VIEW_H_