Just forward reference. Don't know how it ever compiled with it.

1999-08-27 07:05:17 +00:00 · 1999-08-27 07:05:17 +00:00 · 10489e5a86
--- a/rdf/content/public/nsIXULKeyListener.h
+++ b/rdf/content/public/nsIXULKeyListener.h
@ -25,6 +25,7 @@
 { 0x2c453161, 0x942, 0x11d3, { 0xbf, 0x87, 0x0, 0x10, 0x5a, 0x1b, 0x6, 0x27 } }

 class nsIDOMElement;
+class nsIDOMDocument;

 class nsIXULKeyListener: public nsISupports {
 public: