Give the Stocks2 App a new improved toolbar.

sky/sdk/lib/framework/rendering/box.dart

Index: sky/sdk/lib/framework/rendering/box.dart
diff --git a/sky/sdk/lib/framework/rendering/box.dart b/sky/sdk/lib/framework/rendering/box.dart
index b3ee6cddf6301afcd9e11f8c81bb8c84460ba568..803c85b2b884b7e1d962cfa6940fd2f753dd3fc5 100644
--- a/sky/sdk/lib/framework/rendering/box.dart
+++ b/sky/sdk/lib/framework/rendering/box.dart
@@ -14,6 +14,15 @@ class EdgeDims {
   const EdgeDims.all(double value)
       : top = value, right = value, bottom = value, left = value;
 
+  const EdgeDims.onlyLeft(double value)
+      : top = 0.0, right = 0.0, bottom = 0.0, left = value;
+  const EdgeDims.onlyRight(double value)
+    : top = 0.0, right = value, bottom = 0.0, left = 0.0;
+  const EdgeDims.onlyTop(double value)
+    : top = value, right = 0.0, bottom = 0.0, left = 0.0;
+  const EdgeDims.onlyBottom(double value)
+    : top = 0.0, right = 0.0, bottom = value, left = 0.0;

[abarth-chromium, 2015/06/02 23:09:04]

These indents aren't consistent.

+
   final double top;
   final double right;
   final double bottom;
@@ -148,7 +157,7 @@ abstract class RenderProxyBox extends RenderBox with RenderNodeWithChildMixin<Re
 class RenderSizedBox extends RenderProxyBox {
 
   RenderSizedBox({
-    RenderBox child, 
+    RenderBox child,
     sky.Size desiredSize: const sky.Size.infinite()
   }) : super(child) {
     assert(desiredSize != null);