Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/ScriptProfileNode.dartdoc

-// 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 ScriptProfileNode
-interface ScriptProfileNode {
-
-  /** @domName ScriptProfileNode.callUID */
-  final int callUID;
-
-  /** @domName ScriptProfileNode.children */
-  final List<ScriptProfileNode> children;
-
-  /** @domName ScriptProfileNode.functionName */
-  final String functionName;
-
-  /** @domName ScriptProfileNode.lineNumber */
-  final int lineNumber;
-
-  /** @domName ScriptProfileNode.numberOfCalls */
-  final int numberOfCalls;
-
-  /** @domName ScriptProfileNode.selfTime */
-  final num selfTime;
-
-  /** @domName ScriptProfileNode.totalTime */
-  final num totalTime;
-
-  /** @domName ScriptProfileNode.url */
-  final String url;
-
-  /** @domName ScriptProfileNode.visible */
-  final bool visible;
-}