diff --git a/3rdparty/cpprestsdk/samples/OAuth2Live/App.xaml.h b/3rdparty/cpprestsdk/samples/OAuth2Live/App.xaml.h
deleted file mode 100644
index ff9f14753d76b7d965eab1d41bad27c8025011c8..0000000000000000000000000000000000000000
--- a/3rdparty/cpprestsdk/samples/OAuth2Live/App.xaml.h
+++ /dev/null
@@ -1,24 +0,0 @@
-//
-// App.xaml.h
-// Declaration of the App class.
-//
-
-#pragma once
-
-#include "App.g.h"
-
-namespace OAuth2Live
-{
-	/// <summary>
-	/// Provides application-specific behavior to supplement the default Application class.
-	/// </summary>
-	ref class App sealed
-	{
-	public:
-		App();
-		virtual void OnLaunched(Windows::ApplicationModel::Activation::LaunchActivatedEventArgs^ args) override;
-
-	private:
-		void OnSuspending(Platform::Object^ sender, Windows::ApplicationModel::SuspendingEventArgs^ e);
-	};
-}