pkg/matcher: Reverting 36881,36896 while investigating dart2js checked crash

pkg/matcher/lib/mirror_matchers.dart

 // Copyright (c) 2014, 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.
 
-/// The mirror matchers library provides some additional matchers that
-/// make use of `dart:mirrors`.
+/**
+ * The mirror matchers library provides some additional matchers that
+ * make use of `dart:mirrors`.
+ */
 library matcher.mirror_matchers;
 
 import 'dart:mirrors';
 
 import 'matcher.dart';
 
-/// Returns a matcher that checks if a class instance has a property
-/// with name [name], and optionally, if that property in turn satisfies
-/// a [matcher].
+/**
+ * Returns a matcher that checks if a class instance has a property
+ * with name [name], and optionally, if that property in turn satisfies
+ * a [matcher].
+ */
 Matcher hasProperty(String name, [matcher]) =>
   new _HasProperty(name, matcher == null ? null : wrapMatcher(matcher));
 
 class _HasProperty extends Matcher {
   final String _name;
   final Matcher _matcher;
 
   const _HasProperty(this._name, [this._matcher]);
 
   bool matches(item, Map matchState) {
@@ skipping 41 matching lines @@
       var innerDescription = new StringDescription();
       _matcher.describeMismatch(matchState['value'], innerDescription,
           matchState['state'], verbose);
       if (innerDescription.length > 0) {
         mismatchDescription.add(' which ').add(innerDescription.toString());
       }
     }
     return mismatchDescription;
   }
 }