From 643495fba73f35c82a27f204d01be3cd43a57392 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Tue, 23 Jul 2019 23:32:07 +0200
Subject: [PATCH] Undo unrelated change to StackPanel.

---
 src/Avalonia.Controls/StackPanel.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Avalonia.Controls/StackPanel.cs b/src/Avalonia.Controls/StackPanel.cs
index d7d49c1870..8e3b4905cf 100644
--- a/src/Avalonia.Controls/StackPanel.cs
+++ b/src/Avalonia.Controls/StackPanel.cs
@@ -161,8 +161,8 @@ namespace Avalonia.Controls
         /// <returns>The desired size of the control.</returns>
         protected override Size MeasureOverride(Size availableSize)
         {
-            double childAvailableWidth = availableSize.Width;
-            double childAvailableHeight = availableSize.Height;
+            double childAvailableWidth = double.PositiveInfinity;
+            double childAvailableHeight = double.PositiveInfinity;
 
             if (Orientation == Orientation.Vertical)
             {