Method call

src/main/java/org/dynjs/runtime/ExecutionContext.java:199–201

(JSFunction function, Object self, Object... args)

    }

    public Object call(JSFunction function, Object self, Object... args) {
        return call(null, function, self, args);
    }

    public Object call(Object functionReference, JSFunction function, Object self, Object... args) {
        // 13.2.1