Remvoed editor definition because it's already in an Editor folder and is redundant.

Stephen Hodgson · Stephen Hodgson · commit 18adfc993073 · 2017-09-27T15:34:23.000-07:00
diff --git a/Assets/HoloToolkit/Utilities/Scripts/Editor/ExternalProcess.cs b/Assets/HoloToolkit/Utilities/Scripts/Editor/ExternalProcess.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License. See LICENSE in the project root for license information.
 
-#if UNITY_EDITOR
 using System;
 using System.Diagnostics;
 using System.IO;
@@ -293,4 +292,3 @@ protected virtual void Dispose(bool disposing)
         }
     }
 }
-#endif

Original file line number	Diff line number	Diff line change
`@@ -1,7 +1,6 @@`
`1`	`1`	`// Copyright (c) Microsoft Corporation. All rights reserved.`
`2`	`2`	`// Licensed under the MIT License. See LICENSE in the project root for license information.`
`3`	`3`
`4`		`-#if UNITY_EDITOR`
`5`	`4`	`using System;`
`6`	`5`	`using System.Diagnostics;`
`7`	`6`	`using System.IO;`
`@@ -293,4 +292,3 @@ protected virtual void Dispose(bool disposing)`
`293`	`292`	`}`
`294`	`293`	`}`
`295`	`294`	`}`
`296`		`-#endif`