Code review fixes for CSSStyleDeclaration.

client/html/src/DocumentFragmentWrappingImplementation.dart

 // Copyright (c) 2011, 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.
 
 class FilteredElementList implements ElementList {
   final Node _node;
   final NodeList _childNodes;
 
   FilteredElementList(Node node): _childNodes = node.nodes, _node = node;
 
@@ skipping 91 matching lines @@
   int indexOf(Element element, int startIndex) =>
     _filtered.indexOf(element, startIndex);
   int lastIndexOf(Element element, int startIndex) =>
     _filtered.lastIndexOf(element, startIndex);
   Element last() => _filtered.last();
 }
 
 class EmptyStyleDeclaration extends CSSStyleDeclarationWrappingImplementation {
   // This can't call super(), since that's a factory constructor
   EmptyStyleDeclaration()
-    : super._wrap(dom.document.createElement('div').style) {}
+    : super._wrap(dom.document.createElement('div').style);
 
   void set cssText(String value) {
     throw new UnsupportedOperationException(
         "Can't modify a frozen style declaration.");
   }
 
   String removeProperty(String propertyName) {
     throw new UnsupportedOperationException(
         "Can't modify a frozen style declaration.");
   }
@@ skipping 233 matching lines @@
   void set title(String value) {
     throw new UnsupportedOperationException(
       "Title can't be set for document fragments.");
   }
 
   void set webkitdropzone(String value) {
     throw new UnsupportedOperationException(
       "WebKit drop zone can't be set for document fragments.");
   }
 }