Add #pragma once to files

Author: amaitland

CefSharp.BrowserSubprocess.Core/CefAppWrapper.cpp

@@ -1,6 +1,7 @@
 // Copyright © 2010-2014 The CefSharp Project. All rights reserved.
 //
 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
+#pragma once
 
 #include "Stdafx.h"
 

CefSharp.BrowserSubprocess.Core/CefAppWrapper.h

@@ -2,6 +2,8 @@
 //
 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
 
+#pragma once
+
 #include "Stdafx.h"
 #include "JavascriptMethodHandler.h"
 #include "JavascriptMethodWrapper.h"

CefSharp.BrowserSubprocess.Core/JavascriptPropertyHandler.h

@@ -2,13 +2,13 @@
 //
 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
 
+#pragma once
+
 #include "Stdafx.h"
 
 #include "include/cef_v8.h"
 #include "TypeUtils.h"
 
-#pragma once
-
 namespace CefSharp
 {
     private class JavascriptPropertyHandler : public CefV8Accessor

CefSharp.BrowserSubprocess.Core/Stdafx.cpp

@@ -1 +1,3 @@
+#pragma once
+
 #include "Stdafx.h"

CefSharp.BrowserSubprocess.Core/TypeUtils.cpp

@@ -2,6 +2,8 @@
 //
 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
 
+#pragma once
+
 #include "Stdafx.h"
 #include ".\..\CefSharp.Core\Internals\StringUtils.h"
 #include "TypeUtils.h"

CefSharp.Core/Internals/StringUtils.cpp

@@ -2,6 +2,8 @@
 //
 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
 
+#pragma once
+
 #include "Stdafx.h"
 
 using namespace System::Diagnostics;