From f1150c95a2eabf43a5dcd3eec9cfae15d6433a10 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Sun, 3 May 2015 21:26:12 +0200
Subject: [PATCH] Use ObservableBase for StyleBinding.

Also use IDescription instead of IObservableDescription as
IObservableDescription is about to be deleted.
---
 Perspex.Styling/StyleBinding.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Perspex.Styling/StyleBinding.cs b/Perspex.Styling/StyleBinding.cs
index 622f667017..b9e7b8a35f 100644
--- a/Perspex.Styling/StyleBinding.cs
+++ b/Perspex.Styling/StyleBinding.cs
@@ -7,7 +7,7 @@
 namespace Perspex.Styling
 {
     using System;
-    using System.Reactive.Subjects;
+    using System.Reactive;
 
     /// <summary>
     /// Provides an observable for a style.
@@ -17,7 +17,7 @@ namespace Perspex.Styling
     /// a bool. When the activator produces true, this observable will produce <see cref="Value"/>.
     /// When the activator produces false it will produce <see cref="PerspexProperty.UnsetValue"/>.
     /// </remarks>
-    internal class StyleBinding : IObservable<object>, IObservableDescription
+    internal class StyleBinding : ObservableBase<object>, IDescription
     {
         /// <summary>
         /// The activator.
@@ -63,7 +63,7 @@ namespace Perspex.Styling
         /// </summary>
         /// <param name="observer">The observer.</param>
         /// <returns>IDisposable object used to unsubscribe from the observable sequence.</returns>
-        public IDisposable Subscribe(IObserver<object> observer)
+        protected override IDisposable SubscribeCore(IObserver<object> observer)
         {
             Contract.Requires<NullReferenceException>(observer != null);
             return this.activator.Subscribe(