pass ScriptRuntime.emptyArgs in getApplyArguments()

rhino/src/main/java/org/mozilla/javascript/ScriptRuntime.java

@@ -2853,7 +2853,7 @@ public class ScriptRuntime {
     }
 
     static Object[] getApplyArguments(Context cx, Object arg1) {
-        if (arg1 == null || Undefined.isUndefined(arg1)) {
+        if (arg1 == null || Undefined.isUndefined(arg1) || arg1 == ScriptRuntime.emptyArgs) {
             return ScriptRuntime.emptyArgs;
         } else if (arg1 instanceof Scriptable && isArrayLike((Scriptable) arg1)) {
             return cx.getElements((Scriptable) arg1);