// Copyright 2015 the V8 project authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file.varDebug=debug.Debug;varreceiver=null;Debug.setListener(function(event,exec_state,event_data,data){if(event!=Debug.DebugEvent.Break)return;receiver=exec_state.frame(0).evaluate('this').value();});functionf(){debugger;}varexpected={};f.call(expected);assertEquals(expected,receiver);