Run jshint over all JavaScript files

ports/thttpd/nacl.js

 /*
  * Copyright (c) 2012 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.
  */
 
-var uploadURL = 'http://localhost:8006/tmp/'
+/* jshint evil: true */
+/* globals $, FileError */
+
+'use strict';
+
+var uploadURL = 'http://localhost:8006/tmp/';
 
 function moduleDidLoad() {
-  $("#status_field").text("SUCCESS")
+  $("#status_field").text("SUCCESS");
 }
 
 function is_array(input) {
   return typeof(input) == 'object' && (input instanceof Array);
 }
 
 function escapeHTML(szHTML) {
   return szHTML.split("&").join("&amp;").split( "<").join("&lt;").split(">")
     .join("&gt;").split("\n").join("<br />").replace(" ", "&nbsp;")
-    .replace("\t", "&nbsp;&nbsp;&nbsp;&nbsp;")
+    .replace("\t", "&nbsp;&nbsp;&nbsp;&nbsp;");
 }
 
 
 function handleMessage(message_event) {
-  if (message_event.data == null || message_event.data == "null") {
-    console.log("warning: null message")
-    return
+  if (message_event.data === null || message_event.data == "null") {
+    console.log("warning: null message");
+    return;
   }
   console.log(message_event.data);
   var data = eval('('+message_event.data+')');
-  if (data == null) {
-    console.log("warning: null data")
-    return
+  if (data === null) {
+    console.log("warning: null data");
+    return;
   }
 
   if (data.result && data.type == "network error") {
-    $("#status_field").html("Failure")
-    $("#log").html("Network initialization error. Please supply the following "
-    + "flags to chrome: --enable-nacl --allow-nacl-socket-api=localhost")
+    $("#status_field").html("Failure");
+    $("#log").html("Network initialization error. Please supply the following" +
+      " flags to chrome: --enable-nacl --allow-nacl-socket-api=localhost");
   } else {
-    $("#log").html("<pre>" + message_event.data + "</pre>")
+    $("#log").html("<pre>" + message_event.data + "</pre>");
   }
 }
 
 function uploadFile(file) {
   (function(f) {
-    fs.root.getFile(file.name, {create: true, exclusive: true},
+    window.fs.root.getFile(file.name, {create: true, exclusive: true},
     function(fileEntry) {
       fileEntry.createWriter(function(fileWriter) {
       fileWriter.write(f); // Note: write() can take a File or Blob object.
       var url = uploadURL + file.name;
-      $("#log").html("File uploaded! Checkout at <a target=\"_blank\" href=\"" + url + "\">" + url + "</a>")
+      $("#log").html("File uploaded! Checkout at <a target=\"_blank\" href=\"" +
+          url + "\">" + url + "</a>");
       }, errorHandler);
     }, errorHandler);
   })(file);
 }
 
 function handleFileSelect(evt) {
-  var files = this.files;
-  for (var i = 0, file; file = files[i]; ++i) {
-    uploadFile(file)
+  var files = evt.srcElement.files;
+  for (var i = 0; i < files.length; i++) {
+    uploadFile(files[i]);
   }
 }
 
 function toArray(list) {
   return Array.prototype.slice.call(list || [], 0);
 }
 
 function onInitFs(fs) {
   console.log('opened fs: ' + fs.name);
 
   fs.root.getDirectory("/", {}, function (dir) { // readdir
     var dirReader = dir.createReader();
     var handleEntries = function(results) {
-      if (results.length == 0)
+      if (results.length === 0)
         return;
       results = toArray(results);
       results.forEach(function(entry, i) {
-        var url = uploadURL + entry.name
+        var url = uploadURL + entry.name;
         $("#listing").append('<a target="_blank" href="' + url + '">' + entry.name + "</a><br>\n");
       });
-      dirReader.readEntries(handleEntries)
+      dirReader.readEntries(handleEntries);
     };
-    dirReader.readEntries(handleEntries)
+    dirReader.readEntries(handleEntries);
   });
-  window.fs = fs
+  window.fs = fs;
 }
 
 function errorHandler(e) {
   var msg = '';
 
   switch (e.code) {
     case FileError.QUOTA_EXCEEDED_ERR:
       msg = 'QUOTA_EXCEEDED_ERR';
       break;
     case FileError.NOT_FOUND_ERR:
       msg = 'NOT_FOUND_ERR';
       break;
     case FileError.SECURITY_ERR:
       msg = 'SECURITY_ERR';
       break;
     case FileError.INVALID_MODIFICATION_ERR:
       msg = 'INVALID_MODIFICATION_ERR';
       break;
     case FileError.INVALID_STATE_ERR:
       msg = 'INVALID_STATE_ERR';
       break;
     default:
       msg = 'Unknown Error';
       break;
-  };
-  $("#log").html("Error uploading file.")
+  }
+  $("#log").html("Error uploading file.");
   console.log('Error: ' + msg);
 }
 
 $(document).ready(function() {
   window.URL = window.URL || window.webkitURL;
-  window.requestFileSystem  = window.requestFileSystem
-    || window.webkitRequestFileSystem;
+  window.requestFileSystem  = window.requestFileSystem ||
+      window.webkitRequestFileSystem;
   navigator.webkitPersistentStorage.requestQuota(1024*1024,
   function(grantedBytes) {
-    window.requestFileSystem(TEMPORARY, grantedBytes, onInitFs, errorHandler);
+    window.requestFileSystem(window.TEMPORARY, grantedBytes, onInitFs,
+        errorHandler);
   }, function(e) {
       console.log('Error', e);
   });
 
   var listener = document.getElementById('listener');
   listener.addEventListener('load', moduleDidLoad, true);
   listener.addEventListener('message', handleMessage, true);
 
   document.getElementById('upfile').addEventListener(
     'change', handleFileSelect, false);
-})
+});