Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/IDBObjectStore.dartdoc

-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// WARNING:
-//   This file contains documentation that is merged into the real source.
-//   Do not make code changes here.
-
-/// @domName IDBObjectStore
-interface IDBObjectStore {
-
-  /** @domName IDBObjectStore.autoIncrement */
-  final bool autoIncrement;
-
-  /** @domName IDBObjectStore.indexNames */
-  final List<String> indexNames;
-
-  /** @domName IDBObjectStore.keyPath */
-  final Dynamic keyPath;
-
-  /** @domName IDBObjectStore.name */
-  final String name;
-
-  /** @domName IDBObjectStore.transaction */
-  final IDBTransaction transaction;
-
-  /** @domName IDBObjectStore.add */
-  IDBRequest add(/*SerializedScriptValue*/ value, [/*IDBKey*/ key]);
-
-  /** @domName IDBObjectStore.clear */
-  IDBRequest clear();
-
-  /** @domName IDBObjectStore.count */
-  IDBRequest count([key_OR_range]);
-
-  /** @domName IDBObjectStore.createIndex */
-  IDBIndex createIndex(String name, String keyPath, [Map options]);
-
-  /** @domName IDBObjectStore.delete */
-  IDBRequest delete(key_OR_keyRange);
-
-  /** @domName IDBObjectStore.deleteIndex */
-  void deleteIndex(String name);
-
-  /** @domName IDBObjectStore.getObject */
-  IDBRequest getObject(key);
-
-  /** @domName IDBObjectStore.index */
-  IDBIndex index(String name);
-
-  /** @domName IDBObjectStore.openCursor */
-  IDBRequest openCursor([key_OR_range, direction]);
-
-  /** @domName IDBObjectStore.put */
-  IDBRequest put(/*SerializedScriptValue*/ value, [/*IDBKey*/ key]);
-}