Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/ScriptElement.dartdoc

Index: lib/html/doc/interface/ScriptElement.dartdoc
diff --git a/lib/html/doc/interface/ScriptElement.dartdoc b/lib/html/doc/interface/ScriptElement.dartdoc
deleted file mode 100644
index 5cb0002ed4e2bd1d9d423f4419560f9d18fc5a16..0000000000000000000000000000000000000000
--- a/lib/html/doc/interface/ScriptElement.dartdoc
+++ /dev/null
@@ -1,37 +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 HTMLScriptElement
-interface ScriptElement extends Element default _Elements {
-
-  ScriptElement();
-
-  /** @domName HTMLScriptElement.async */
-  bool async;
-
-  /** @domName HTMLScriptElement.charset */
-  String charset;
-
-  /** @domName HTMLScriptElement.crossOrigin */
-  String crossOrigin;
-
-  /** @domName HTMLScriptElement.defer */
-  bool defer;
-
-  /** @domName HTMLScriptElement.event */
-  String event;
-
-  /** @domName HTMLScriptElement.htmlFor */
-  String htmlFor;
-
-  /** @domName HTMLScriptElement.src */
-  String src;
-
-  /** @domName HTMLScriptElement.type */
-  String type;
-}