diff --git a/mozilla/gfx/src/mac/nsCarbonHelpers.h b/mozilla/gfx/src/mac/nsCarbonHelpers.h
new file mode 100644
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+++ b/mozilla/gfx/src/mac/nsCarbonHelpers.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ *
+ * The Original Code is mozilla.org code.
+ *
+ * The Initial Developer of the Original Code is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation. All
+ * Rights Reserved.
+ *
+ * Contributor(s):
+ *   - Mike Pinkerton, Netscape Communications
+ */
+
+#ifndef CarbonHelpers_h__
+#define CarbonHelpers_h__
+
+#include <Controls.h>
+#include <Menus.h>
+#include <Windows.h>
+
+//
+// for non-carbon builds, provide various accessors to keep the code below free of ifdefs.
+//
+
+inline void GetWindowUpdateRegion ( WindowPtr window, RgnHandle outUpdateRgn )
+{
+	#if TARGET_CARBON
+		::GetWindowRegion(window, kWindowUpdateRgn, outUpdateRgn);
+	#else
+		::CopyRgn(((WindowRecord*)window)->updateRgn, outUpdateRgn);
+	#endif
+}
+
+inline void SetControlPopupMenuStuff ( ControlHandle control, MenuHandle menu, short id )
+{
+	#if TARGET_CARBON
+		::SetControlPopupMenuHandle ( control, menu );
+		::SetControlPopupMenuID ( control, id );
+	#else
+		PopupPrivateData* popupData = (PopupPrivateData*)*((*control)->contrlData);
+		if (popupData) {
+			popupData->mHandle = menu;
+			popupData->mID = id;
+		}
+	#endif
+}
+
+
+#if !TARGET_CARBON
+
+inline void GetPortHiliteColor ( GrafPtr port, RGBColor* color )
+{
+	GrafVars** grafVars = (GrafVars**)((CGrafPtr)port)->grafVars;
+	*color = (*grafVars)->rgbHiliteColor;
+}
+
+inline void DisposeAEEventHandlerUPP ( RoutineDescriptor* proc )
+{
+	::DisposeRoutineDescriptor(proc);
+}
+
+inline void DisposeNavEventUPP ( RoutineDescriptor* proc )
+{
+	::DisposeRoutineDescriptor(proc);
+}
+
+inline Rect* GetRegionBounds(RgnHandle region, Rect* rect)
+{
+	*rect = (**region).rgnBBox;
+	return rect;
+}
+
+inline Boolean IsRegionComplex(RgnHandle region)
+{
+	return (**region).rgnSize != sizeof(MacRegion);
+}
+
+inline Rect* GetWindowPortBounds(WindowRef window, Rect* rect)
+{
+	*rect = ((GrafPtr)window)->portRect;
+	return rect;
+}
+
+inline void GetPortVisibleRegion(GrafPtr port, RgnHandle visRgn)
+{
+	::CopyRgn(port->visRgn, visRgn);
+}
+
+
+#endif /* !TARGET_CARBON */
+
+
+#endif /* CarbonHelpers_h__ */
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