Clean up a bunch of our Dart code.

sky/sdk/lib/framework/components2/tool_bar.dart

Index: sky/sdk/lib/framework/components2/tool_bar.dart
diff --git a/sky/sdk/lib/framework/components2/tool_bar.dart b/sky/sdk/lib/framework/components2/tool_bar.dart
index 395d6c5156f844299027a902b46c43cf881c99c0..a90afed8080df4842319d736c86d6ea9ecaaea70 100644
--- a/sky/sdk/lib/framework/components2/tool_bar.dart
+++ b/sky/sdk/lib/framework/components2/tool_bar.dart
@@ -7,10 +7,6 @@ import '../theme/view_configuration.dart';
 import '../theme2/shadows.dart';
 
 class ToolBar extends Component {
-  UINode left;
-  UINode center;
-  List<UINode> right;
-  Color backgroundColor;
 
   ToolBar({
     String key,
@@ -20,6 +16,11 @@ class ToolBar extends Component {
     this.backgroundColor
   }) : super(key: key);
 
+  UINode left;
+  UINode center;
+  List<UINode> right;
+  Color backgroundColor;
+
   UINode build() {
     List<UINode> children = [
       left,
@@ -46,4 +47,5 @@ class ToolBar extends Component {
       )
     );
   }
+
 }