Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/NodeFilter.dartdoc

Index: lib/html/doc/interface/NodeFilter.dartdoc
diff --git a/lib/html/doc/interface/NodeFilter.dartdoc b/lib/html/doc/interface/NodeFilter.dartdoc
deleted file mode 100644
index 0658de884959a5c16cbecc8640fb1269e0eabe2c..0000000000000000000000000000000000000000
--- a/lib/html/doc/interface/NodeFilter.dartdoc
+++ /dev/null
@@ -1,46 +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 NodeFilter
-interface NodeFilter {
-
-  static final int FILTER_ACCEPT = 1;
-
-  static final int FILTER_REJECT = 2;
-
-  static final int FILTER_SKIP = 3;
-
-  static final int SHOW_ALL = 0xFFFFFFFF;
-
-  static final int SHOW_ATTRIBUTE = 0x00000002;
-
-  static final int SHOW_CDATA_SECTION = 0x00000008;
-
-  static final int SHOW_COMMENT = 0x00000080;
-
-  static final int SHOW_DOCUMENT = 0x00000100;
-
-  static final int SHOW_DOCUMENT_FRAGMENT = 0x00000400;
-
-  static final int SHOW_DOCUMENT_TYPE = 0x00000200;
-
-  static final int SHOW_ELEMENT = 0x00000001;
-
-  static final int SHOW_ENTITY = 0x00000020;
-
-  static final int SHOW_ENTITY_REFERENCE = 0x00000010;
-
-  static final int SHOW_NOTATION = 0x00000800;
-
-  static final int SHOW_PROCESSING_INSTRUCTION = 0x00000040;
-
-  static final int SHOW_TEXT = 0x00000004;
-
-  /** @domName NodeFilter.acceptNode */
-  int acceptNode(Node n);
-}