Deprecate FileError in FileAPI

LayoutTests/fast/filesystem/resources/async-operations.js

 if (this.importScripts) {
     importScripts('../resources/fs-worker-common.js');
     importScripts('../../js/resources/js-test-pre.js');
     importScripts('../resources/fs-test-util.js');
 }
 
 description("Test making multiple async FileSystem operations.");
 
 var fileSystem = null;
 
 var a;
 var b;
 var c;
 var d;
 
 var paths = [];
 var dirsCount = 0;
 var reader = null;
 
 function errorCallback(error) {
-    debug("Got error: " + error.code);
+    debug("Got error: " + error.name);
     removeAllInDirectory(fileSystem.root);
     finishJSTest();
 }
 
 function entriesCallback(entries) {
     for (var i = 0; i < entries.length; ++i) {
         paths.push(entries[i].fullPath);
         if (entries[i].isDirectory)
             dirsCount++;
     }
@@ skipping 65 matching lines @@
     helper.run(function() {
     webkitRequestFileSystem.apply(this, [this.TEMPORARY, 100, function(fs) {
         debug("Got FileSystem:" + fs.name);
         fileSystem = fs;
         removeAllInDirectory(fileSystem.root, function(){ helper.done(); }, errorCallback);
     }, errorCallback]); });
     debug("requested FileSystem.");
     helper.join(asyncTest1);
 } else
     debug("This test requires FileSystem API support.");