diff --git a/widget/src/gtk/nsClipboard.cpp b/widget/src/gtk/nsClipboard.cpp
index c88d905ac778..01c2e3f6e2e8 100644
--- a/widget/src/gtk/nsClipboard.cpp
+++ b/widget/src/gtk/nsClipboard.cpp
@@ -984,21 +984,15 @@ void nsClipboard::SelectionClearCB(GtkWidget *aWidget,
   g_print("  nsClipboard::SelectionClearCB\n");
 #endif /* DEBUG_CLIPBOARD */
 
-  if (!aWidget)
-  {
+  if (!aWidget) {
     NS_ASSERTION(PR_FALSE, "Null widget passed to SelectionClearCB)\n");
     return;
   }
-  if (!aEvent)
-  {
+
+  if (!aEvent) {
     NS_ASSERTION(PR_FALSE, "Null event passed to SelectionClearCB)\n");
     return;
   }
-  if (!aData)
-  {
-    NS_ASSERTION(PR_FALSE, "Null data passed to SelectionClearCB)\n");
-    return;
-  }
 
   nsClipboard *cb = (nsClipboard *)gtk_object_get_data(GTK_OBJECT(aWidget),
                                                        "cb");