Few more fixes for header files.

widget/src/gtk/nsFileWidget.cpp

@@ -17,6 +17,7 @@
  */
 
 #include "nsFileWidget.h"
+#include "nsIToolkit.h"
 
 NS_IMPL_ISUPPORTS(nsFileWidget, nsIFileWidget::GetIID());
 

widget/src/gtk/nsFileWidget.h

@@ -19,12 +19,13 @@
 #ifndef nsFileWidget_h__
 #define nsFileWidget_h__
 
-#include "nsIToolkit.h"
 #include "nsIWidget.h"
 #include "nsIFileWidget.h"
 
 #include <gtk/gtk.h>
 
+class nsIToolkit;
+
 /**
  * Native GTK FileSelector wrapper
  */

widget/src/gtk/nsGtkEventHandler.cpp

@@ -22,7 +22,7 @@
 #include "nsWidget.h"
 #include "nsWindow.h"
 #include "nsScrollbar.h"
-#include "nsFileWidget.h"
+#include "nsIFileWidget.h"
 #include "nsGUIEvent.h"
 #include "nsIMenu.h"
 #include "nsIMenuItem.h"