Lots of little changes for dartdoc/apidoc.

utils/apidoc/html_diff.dart

 // 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.
 
 /**
  * A script to assist in documenting the difference between the dart:html API
  * and the old DOM API.
  */
 library html_diff;
 
+import 'dart:async';
 import 'dart:io';
-import 'dart:async';
-import '../../sdk/lib/html/html_common/metadata.dart';
+
 import 'lib/metadata.dart';
 
 // TODO(rnystrom): Use "package:" URL (#4968).
-import '../../sdk/lib/_internal/dartdoc/lib/dartdoc.dart';
+import '../../sdk/lib/_internal/compiler/implementation/mirrors/dart2js_mirror.dart';
 import '../../sdk/lib/_internal/compiler/implementation/mirrors/mirrors.dart';
 import '../../sdk/lib/_internal/compiler/implementation/mirrors/mirrors_util.dart';
-import '../../sdk/lib/_internal/compiler/implementation/mirrors/dart2js_mirror.dart';
+import '../../sdk/lib/_internal/dartdoc/lib/dartdoc.dart';
+import '../../sdk/lib/html/html_common/metadata.dart';
 
 // TODO(amouravski): There is currently magic that looks at dart:* libraries
 // rather than the declared library names. This changed due to recent syntax
 // changes. We should only need to look at the library 'html'.
 const List<String> HTML_LIBRARY_NAMES = const [
     'dart:html',
+    'dart:indexed_db',
     'dart:svg',
     'dart:web_audio'];
 const List<String> HTML_DECLARED_NAMES = const [
     'dart.dom.html',
+    'dart.dom.indexed_db',
     'dart.dom.svg',
     'dart.dom.web_audio'];
 
 /**
  * A class for computing a many-to-many mapping between the types and
  * members in `dart:html` and the MDN DOM types. This mapping is
  * based on two indicators:
  *
  *   1. Auto-detected wrappers. Most `dart:html` types correspond
  *      straightforwardly to a single `@DomName` type, and
@@ skipping 182 matching lines @@
       return members;
     }
 
     if (name.split('.').length != 2) {
       warn('invalid member name ${name}');
       return new Set();
     }
     return new Set.from([name]);
   }
 }