band-aid for bug 90337 URL bar not responsive to the "Enter/Return" key. r=ere sr=jag

xpfe/components/autocomplete/resources/content/autocomplete.xml

@@ -39,6 +39,10 @@
     <implementation implements="nsIDOMXULMenuListElement, nsIAccessibleProvider">
 
       <constructor><![CDATA[
+        // XXX bug 90337 band-aid until we figure out what's going on here
+        this.mInputElt.value = this.value;
+        delete this.value;
+
         // set default property values
         this.ifSetAttribute("timeout", 50);
         this.ifSetAttribute("maxrows", 5);