Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/SVGException.dartdoc

Index: lib/html/doc/interface/SVGException.dartdoc
diff --git a/lib/html/doc/interface/SVGException.dartdoc b/lib/html/doc/interface/SVGException.dartdoc
deleted file mode 100644
index 5b8bddd2f0488c96598201706231e42c07d19246..0000000000000000000000000000000000000000
--- a/lib/html/doc/interface/SVGException.dartdoc
+++ /dev/null
@@ -1,29 +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 SVGException
-interface SVGException {
-
-  static final int SVG_INVALID_VALUE_ERR = 1;
-
-  static final int SVG_MATRIX_NOT_INVERTABLE = 2;
-
-  static final int SVG_WRONG_TYPE_ERR = 0;
-
-  /** @domName SVGException.code */
-  final int code;
-
-  /** @domName SVGException.message */
-  final String message;
-
-  /** @domName SVGException.name */
-  final String name;
-
-  /** @domName SVGException.toString */
-  String toString();
-}