Mirrors overhaul.

dart/pkg/observe/lib/src/path_observer.dart

 // Copyright (c) 2013, 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.
 
 library observe.src.path_observer;
 
 import 'dart:async';
 @MirrorsUsed(metaTargets: const [Reflectable, ObservableProperty],
     override: 'observe.src.path_observer')
 import 'dart:mirrors';
@@ skipping 265 matching lines @@
   }
 
   if (_logger.isLoggable(Level.FINER)) {
     _logger.log("can't set $property in $object");
   }
   return false;
 }
 
 bool _maybeHasGetter(ClassMirror type, Symbol name) {
   while (type != objectType) {
-    final members = type.members;
+    final members = type.declarations;
     if (members.containsKey(name)) return true;
     if (members.containsKey(#noSuchMethod)) return true;
     type = _safeSuperclass(type);
   }
   return false;
 }
 
 // TODO(jmesserly): workaround for:
 // https://code.google.com/p/dart/issues/detail?id=10029
 Symbol _setterName(Symbol getter) =>
     new Symbol('${MirrorSystem.getName(getter)}=');
 
 bool _maybeHasSetter(ClassMirror type, Symbol name) {
   var setterName = _setterName(name);
   while (type != objectType) {
-    final members = type.members;
+    final members = type.declarations;
     if (members[name] is VariableMirror) return true;
     if (members.containsKey(setterName)) return true;
     if (members.containsKey(#noSuchMethod)) return true;
     type = _safeSuperclass(type);
   }
   return false;
 }
 
 /**
  * True if the type has a method, other than on Object.
  * Doesn't consider noSuchMethod, unless [name] is `#noSuchMethod`.
  */
 bool _hasMethod(ClassMirror type, Symbol name) {
   while (type != objectType) {
-    final member = type.members[name];
+    final member = type.declarations[name];
     if (member is MethodMirror && member.isRegularMethod) return true;
     type = _safeSuperclass(type);
   }
   return false;
 }
 
 ClassMirror _safeSuperclass(ClassMirror type) {
   try {
     return type.superclass;
   } on UnsupportedError catch (e) {
@@ skipping 19 matching lines @@
 
 bool _isPathValid(String s) {
   s = s.replaceAll(_spacesRegExp, '');
 
   if (s == '') return true;
   if (s[0] == '.') return false;
   return _pathRegExp.hasMatch(s);
 }
 
 final _logger = new Logger('observe.PathObserver');