diff --git a/3rdparty/cpprestsdk/samples/FacebookDemo/MainPage.xaml.h b/3rdparty/cpprestsdk/samples/FacebookDemo/MainPage.xaml.h
deleted file mode 100644
index a80a7e8aa790144d419d0251dd3a12f260dec71d..0000000000000000000000000000000000000000
--- a/3rdparty/cpprestsdk/samples/FacebookDemo/MainPage.xaml.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/***
-* ==++==
-*
-* Copyright (c) Microsoft Corporation. All rights reserved. 
-* Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
-* You may obtain a copy of the License at
-* http://www.apache.org/licenses/LICENSE-2.0
-* 
-* Unless required by applicable law or agreed to in writing, software
-* distributed under the License is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-* See the License for the specific language governing permissions and
-* limitations under the License.
-*
-* ==--==
-* =+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+
-*
-* MainPage.xaml.h - Declaration of the MainPage class.  Also includes
-* the declaration for the FacebookAlbum class that the GridView databinds to.
-* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
-****/
-#pragma once
-
-#include "MainPage.g.h"
-
-namespace FacebookDemo
-{
-	/// <summary>
-	/// An empty page that can be used on its own or navigated to within a Frame.
-	/// </summary>
-	public ref class MainPage sealed
-	{
-	public:
-		MainPage();
-
-	protected:
-		virtual void OnNavigatedTo(Windows::UI::Xaml::Navigation::NavigationEventArgs^ e) override;
-
-	private:
-		void LoginButton_Click_1(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e);
-		void AlbumButton_Click_1(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e);
-	};
-
-	[Windows::UI::Xaml::Data::Bindable]
-	[Windows::Foundation::Metadata::WebHostHidden]
-	public ref class FacebookAlbum sealed
-	{
-	internal:
-		FacebookAlbum(std::wstring title, int count, std::wstring id, std::wstring photo_id):
-			title_(title), count_(count), id_(id), photo_id_(photo_id) {}
-
-	public:
-		property Platform::String^ Title {
-			Platform::String^ get();
-		}
-
-		property int Count {
-			int get();
-		}
-
-		property Windows::UI::Xaml::Media::ImageSource^ Preview {
-			Windows::UI::Xaml::Media::ImageSource^ get();
-		}
-		
-	private:
-		std::wstring id_;
-		std::wstring title_;
-		std::wstring photo_id_;
-		int count_;
-		Windows::UI::Xaml::Media::ImageSource^ preview_;
-	};
-}