Run jshint over all JavaScript files

ports/devenv/tests/common.js

 /*
  * Copyright (c) 2014 The Native Client Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
+/* globals ASSERT_EQ, EXPECT_EQ, EXPECT_TRUE, chrometest */
+
 'use strict';
 
 function DevEnvTest() {
   chrometest.Test.call(this);
   this.devEnv = null;
   this.tcp = null;
   this.params = chrometest.getUrlParameters();
 
   // Buffer incoming TCP messages.
   this.tcpBuffer = {};
   this.tcpDisconnected = {};
-};
+}
 
 DevEnvTest.prototype = new chrometest.Test();
 DevEnvTest.prototype.constructor = DevEnvTest;
 
 DevEnvTest.prototype.setUp = function() {
   var self = this;
   return Promise.resolve().then(function() {
     return chrometest.Test.prototype.setUp.call(self);
   }).then(function() {
     return chrometest.proxyExtension('NaCl Development Environment');
@@ skipping 372 matching lines @@
  * Close a TCP connection.
  * @param {number} socket The TCP socket.
  * @returns {Promise}
  */
 DevEnvTest.prototype.tcpClose = function(socket) {
   return this.tcpExec_({
     name: 'tcp_close',
     socket: socket
   });
 };