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diff --git a/webkit/glue/webmenurunner_mac.h b/webkit/glue/webmenurunner_mac.h
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+// Copyright (c) 2009 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 WEBKIT_GLUE_WEBMENURUNNER_MAC_H_
+#define WEBKIT_GLUE_WEBMENURUNNER_MAC_H_
+
+#import <Cocoa/Cocoa.h>
+
+#include <vector>
+
+#include "webkit/glue/webwidget_delegate.h"
+
+
+// WebMenuRunner ---------------------------------------------------------------
+// A class for determining whether an item was selected from an HTML select
+// control, or if the menu was dismissed without making a selection. If a menu
+// item is selected, MenuDelegate is informed and sets a flag which can be
+// queried after the menu has finished running.
+
+@interface WebMenuRunner : NSObject {
+ @private
+  // The actual menu object, which we own.
+  NSMenu* menu_;
+
+  // A flag set to YES if a menu item was chosen, or NO if the menu was
+  // dismissed without selecting an item.
+  BOOL menuItemWasChosen_;
+
+  // The index of the selected menu item.
+  int index_;
+}
+
+// Initializes the MenuDelegate with a list of items sent from WebKit.
+- (id)initWithItems:(const std::vector<WebMenuItem>&)items;
+- (void)dealloc;
+
+// Worker function used during initialization.
+- (void)addItem:(const WebMenuItem&)item;
+
+// Returns YES if an item was selected from the menu, NO if the menu was
+// dismissed.
+- (BOOL)menuItemWasChosen;
+
+// A callback for the menu controller object to call when an item is selected
+// from the menu. This is not called if the menu is dismissed without a
+// selection.
+- (void)menuItemSelected:(id)sender;
+
+// Displays and runs a native popup menu.
+- (void)runMenuInView:(NSView*)view
+           withBounds:(NSRect)bounds
+         initialIndex:(int)index;
+
+// Returns the index of selected menu item, or its initial value (-1) if no item
+// was selected.
+- (int)indexOfSelectedItem;
+
+@end  // @interface WebMenuRunner
+
+// Helper function for manufacturing input events to send to WebKit. If
+// |item_chosen| is YES, we manufacture a mouse click event that corresponds to
+// the menu item that was selected, |selected_index|, based on the position of
+// the mouse click. Of |item_chosen| is NO, we create a keyboard event that
+// simulates an ESC (menu dismissal) action. The event is designed to be sent to
+// WebKit for processing by the PopupMenu class.
+NSEvent* CreateEventForMenuAction(BOOL item_chosen, int window_num,
+                                  int item_height, int selected_index,
+                                  NSRect menu_bounds, NSRect view_bounds);
+
+#endif // WEBKIT_GLUE_WEBMENURUNNER_MAC_H_