Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/StorageInfo.dartdoc

Index: lib/html/doc/interface/StorageInfo.dartdoc
diff --git a/lib/html/doc/interface/StorageInfo.dartdoc b/lib/html/doc/interface/StorageInfo.dartdoc
deleted file mode 100644
index aef7fe8c5b1303489db6f892aaaa2cc9d1991f45..0000000000000000000000000000000000000000
--- a/lib/html/doc/interface/StorageInfo.dartdoc
+++ /dev/null
@@ -1,21 +0,0 @@
-// 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 StorageInfo
-interface StorageInfo {
-
-  static final int PERSISTENT = 1;
-
-  static final int TEMPORARY = 0;
-
-  /** @domName StorageInfo.queryUsageAndQuota */
-  void queryUsageAndQuota(int storageType, [StorageInfoUsageCallback usageCallback, StorageInfoErrorCallback errorCallback]);
-
-  /** @domName StorageInfo.requestQuota */
-  void requestQuota(int storageType, int newQuotaInBytes, [StorageInfoQuotaCallback quotaCallback, StorageInfoErrorCallback errorCallback]);
-}