[polymer] switch comment style

pkg/polymer/lib/polymer.dart

Index: pkg/polymer/lib/polymer.dart
diff --git a/pkg/polymer/lib/polymer.dart b/pkg/polymer/lib/polymer.dart
index d00fee246bf52d58dc397d1fa236674c5df5a48b..ac37f82a0d62c0c03c2f747122a9e7242c3573df 100644
--- a/pkg/polymer/lib/polymer.dart
+++ b/pkg/polymer/lib/polymer.dart
@@ -2,41 +2,39 @@
 // 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.
 
-/**
- * Custom HTML tags, data binding, and templates for building
- * structured, encapsulated, client-side web apps.
- *
- * Polymer.dart, the next evolution of Web UI,
- * is an in-progress Dart port of the
- * [Polymer project](http://www.polymer-project.org/).
- * Polymer.dart compiles to JavaScript and runs across the modern web.
- *
- * To use polymer.dart in your application,
- * first add a
- * [dependency](http://pub.dartlang.org/doc/dependencies.html)
- * to the app's pubspec.yaml file.
- * Instead of using the open-ended `any` version specifier,
- * we recommend using a range of version numbers, as in this example:
- *
- *     dependencies:
- *       polymer: '>=0.7.1 <0.8'
- *
- * Then import the library into your application:
- *
- *     import 'package:polymer/polymer.dart';
- *
- * ## Other resources
- *
- * * [Polymer.dart homepage](http://www.dartlang.org/polymer-dart/):
- * Example code, project status, and
- * information about how to get started using Polymer.dart in your apps.
- *
- * * [polymer.dart package](http://pub.dartlang.org/packages/polymer):
- * More details, such as the current major release number.
- *
- * * [Upgrading to Polymer.dart](http://www.dartlang.org/polymer-dart/upgrading-to-polymer-from-web-ui.html):
- * Tips for converting your apps from Web UI to Polymer.dart.
- */
+/// Custom HTML tags, data binding, and templates for building
+/// structured, encapsulated, client-side web apps.
+///
+/// Polymer.dart, the next evolution of Web UI,
+/// is an in-progress Dart port of the
+/// [Polymer project](http://www.polymer-project.org/).
+/// Polymer.dart compiles to JavaScript and runs across the modern web.
+///
+/// To use polymer.dart in your application,
+/// first add a
+/// [dependency](http://pub.dartlang.org/doc/dependencies.html)
+/// to the app's pubspec.yaml file.
+/// Instead of using the open-ended `any` version specifier,
+/// we recommend using a range of version numbers, as in this example:
+///
+///     dependencies:
+///       polymer: '>=0.7.1 <0.8'
+///
+/// Then import the library into your application:
+///
+///     import 'package:polymer/polymer.dart';
+///
+/// ## Other resources
+///
+/// * [Polymer.dart homepage](http://www.dartlang.org/polymer-dart/):
+/// Example code, project status, and
+/// information about how to get started using Polymer.dart in your apps.
+///
+/// * [polymer.dart package](http://pub.dartlang.org/packages/polymer):
+/// More details, such as the current major release number.
+///
+/// * [Upgrading to Polymer.dart](http://www.dartlang.org/polymer-dart/upgrading-to-polymer-from-web-ui.html):
+/// Tips for converting your apps from Web UI to Polymer.dart.
 library polymer;
 
 import 'dart:async';