diff -r 000000000000 -r 6474c204b198 accessible/src/mac/mozActionElements.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/accessible/src/mac/mozActionElements.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,38 @@
+/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#import <Cocoa/Cocoa.h>
+#import "mozAccessible.h"
+
+/* Simple subclasses for things like checkboxes, buttons, etc. */
+
+@interface mozButtonAccessible : mozAccessible
+- (void)click;
+- (BOOL)isTab;
+@end
+
+@interface mozCheckboxAccessible : mozButtonAccessible
+// returns one of the constants defined in CheckboxValue
+- (int)isChecked;
+@end
+
+/* Used for buttons that may pop up a menu. */
+@interface mozPopupButtonAccessible : mozButtonAccessible
+@end
+
+/* Class for tabs - not individual tabs */
+@interface mozTabsAccessible : mozAccessible
+{
+  NSMutableArray* mTabs;
+}
+-(id)tabs;
+@end
+
+/**
+ * Accessible for a PANE
+ */
+@interface mozPaneAccessible : mozAccessible
+
+@end