Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/SQLError.dartdoc

Index: lib/html/doc/interface/SQLError.dartdoc
diff --git a/lib/html/doc/interface/SQLError.dartdoc b/lib/html/doc/interface/SQLError.dartdoc
deleted file mode 100644
index 82f454a01caaf731a187e1ae9a915dc2f418e4b7..0000000000000000000000000000000000000000
--- a/lib/html/doc/interface/SQLError.dartdoc
+++ /dev/null
@@ -1,33 +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 SQLError
-interface SQLError {
-
-  static final int CONSTRAINT_ERR = 6;
-
-  static final int DATABASE_ERR = 1;
-
-  static final int QUOTA_ERR = 4;
-
-  static final int SYNTAX_ERR = 5;
-
-  static final int TIMEOUT_ERR = 7;
-
-  static final int TOO_LARGE_ERR = 3;
-
-  static final int UNKNOWN_ERR = 0;
-
-  static final int VERSION_ERR = 2;
-
-  /** @domName SQLError.code */
-  final int code;
-
-  /** @domName SQLError.message */
-  final String message;
-}