Move the IndexedDB directory from web-platform-tests/ to wpt/.

third_party/WebKit/LayoutTests/imported/web-platform-tests/IndexedDB/interfaces.worker.js

-"use strict";
-
-importScripts("/resources/testharness.js");
-importScripts("/resources/WebIDLParser.js", "/resources/idlharness.js");
-
-var request = new XMLHttpRequest();
-request.open("GET", "interfaces.idl");
-request.send();
-request.onload = function() {
-  var idlArray = new IdlArray();
-  var idls = request.responseText;
-
-  idlArray.add_untested_idls("interface WorkerGlobalScope {};");
-  idlArray.add_untested_idls("interface WorkerUtils {};");
-  idlArray.add_untested_idls("WorkerGlobalScope implements WorkerUtils;");
-  idlArray.add_untested_idls("interface Event { };");
-  idlArray.add_untested_idls("interface EventTarget { };");
-
-  // From Indexed DB:
-  idlArray.add_idls("WorkerUtils implements IDBEnvironment;");
-  idlArray.add_idls(idls);
-
-  idlArray.add_objects({
-    IDBCursor: [],
-    IDBCursorWithValue: [],
-    IDBDatabase: [],
-    IDBEnvironment: [],
-    IDBFactory: ["self.indexedDB"],
-    IDBIndex: [],
-    IDBKeyRange: ["IDBKeyRange.only(0)"],
-    IDBObjectStore: [],
-    IDBOpenDBRequest: [],
-    IDBRequest: [],
-    IDBTransaction: [],
-    IDBVersionChangeEvent: ["new IDBVersionChangeEvent('foo')"],
-  });
-  idlArray.test();
-  done();
-};