chrome/renderer/resources/extensions/terminal_private_custom_bindings.js

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

var binding = require('binding').Binding.create('terminalPrivate');
var eventBindings = require('event_bindings');

// Custom bindings for chrome.terminalPrivate API.
eventBindings.registerArgumentMassager('terminalPrivate.onProcessOutput',
    function(args, dispatch) {
  var tabId = args[0];
  var terminalId = args[1];
  try {
    // Remove tabId from event args, as it's not expected by listeners.
    dispatch(args.slice(1));
  } finally {
    chrome.terminalPrivate.ackOutput(tabId, terminalId);
  }
});

exports.$set('binding', binding.generate());