Add VectorIconButton functionality to ImageButton.

chrome/browser/ui/views/download/download_item_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 "chrome/browser/ui/views/download/download_item_view.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <vector>
@@ skipping 140 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(SeparatorBorder);
 };
 
 }  // namespace
 
 // Allows the DownloadItemView to control the InkDrop on the drop down button.
 class DownloadItemView::DropDownButton : public views::VectorIconButton {
  public:
   explicit DropDownButton(views::VectorIconButtonDelegate* delegate)
-      : views::VectorIconButton(delegate) {}
+      : views::VectorIconButton(delegate) {
+    SetPadding(gfx::Insets(kDropdownBorderWidth));
+  }
   ~DropDownButton() override {}
 
   // Promoted visibility to public.
   void AnimateInkDrop(views::InkDropState state) {
     // TODO(bruthig): Plumb in the proper Event.
     views::VectorIconButton::AnimateInkDrop(state, nullptr /* event */);
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DropDownButton);
@@ skipping 15 matching lines @@
       dangerous_download_label_sized_(false),
       disabled_while_opening_(false),
       creation_time_(base::Time::Now()),
       time_download_warning_shown_(base::Time()),
       weak_ptr_factory_(this) {
   SetInkDropMode(InkDropMode::ON);
   DCHECK(download());
   download()->AddObserver(this);
   set_context_menu_controller(this);
 
-  dropdown_button_->SetBorder(
-      views::CreateEmptyBorder(gfx::Insets(kDropdownBorderWidth)));
   AddChildView(dropdown_button_);
 
   LoadIcon();
 
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
   font_list_ =
       rb.GetFontList(ui::ResourceBundle::BaseFont).DeriveWithSizeDelta(1);
   status_font_list_ =
       rb.GetFontList(ui::ResourceBundle::BaseFont).DeriveWithSizeDelta(-2);
 
@@ skipping 915 matching lines @@
     SchedulePaint();
 }
 
 SkColor DownloadItemView::GetTextColor() const {
   return GetTextColorForThemeProvider(GetThemeProvider());
 }
 
 SkColor DownloadItemView::GetDimmedTextColor() const {
   return SkColorSetA(GetTextColor(), 0xC7);
 }