diff --git a/mozilla/widget/src/mac/nsMenuBar.h b/mozilla/widget/src/mac/nsMenuBar.h
index 5adb028f028..63c7832ef55 100644
--- a/mozilla/widget/src/mac/nsMenuBar.h
+++ b/mozilla/widget/src/mac/nsMenuBar.h
@@ -39,6 +39,7 @@
 extern nsWeakPtr gMacMenubar;
 
 class nsIWidget;
+class nsIDocument;
 
 
 namespace MenuHelpers
@@ -170,6 +171,7 @@ protected:
   PRBool       mIsMenuBarAdded;
   
   nsWeakPtr   mWebShellWeakRef;    // weak ref to webshell
+  nsIDocument *         mDocument;          // pointer to doc
 
   // Mac Specific
   Handle      mMacMBarHandle;
diff --git a/mozilla/widget/src/mac/nsMenuBarX.h b/mozilla/widget/src/mac/nsMenuBarX.h
index ea8994cec36..7ff101727bb 100644
--- a/mozilla/widget/src/mac/nsMenuBarX.h
+++ b/mozilla/widget/src/mac/nsMenuBarX.h
@@ -39,6 +39,7 @@
 extern nsWeakPtr gMacMenubarX;
 
 class nsIWidget;
+class nsIDocument;
 
 namespace MenuHelpersX
 {
@@ -168,6 +169,7 @@ protected:
     PRBool                  mIsMenuBarAdded;
 
     nsWeakPtr               mWebShellWeakRef;   // weak ref to webshell
+    nsIDocument*            mDocument;          // pointer to document
 
     MenuRef                 mRootMenu;          // root menu, representing entire menu bar.
 };