Show icons for custom menuitems in contextmenu.

components/renderer_context_menu/views/toolkit_delegate_views.cc

 // Copyright 2014 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 "components/renderer_context_menu/views/toolkit_delegate_views.h"
 
 #include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/image/image.h"
 #include "ui/views/controls/menu/menu_item_view.h"
 #include "ui/views/controls/menu/menu_model_adapter.h"
 #include "ui/views/controls/menu/menu_runner.h"
 
 ToolkitDelegateViews::ToolkitDelegateViews() : menu_view_(NULL) {}
 
 ToolkitDelegateViews::~ToolkitDelegateViews() {}
 
 void ToolkitDelegateViews::RunMenuAt(views::Widget* parent,
                                      const gfx::Point& point,
@@ skipping 32 matching lines @@
   item->SetTitle(title);
   item->SetVisible(!hidden);
 
   views::MenuItemView* parent = item->GetParentMenuItem();
   if (!parent)
     return;
 
   parent->ChildrenChanged();
 }
 
+void ToolkitDelegateViews::SetIcon(int command_id, const gfx::ImageSkia& icon) {
+  views::MenuItemView* item = menu_view_->GetMenuItemByID(command_id);
+  if (!item)
+    return;
+  item->SetIcon(icon);
+}