Fixed LinkGameView not working in play mode when excluding VirtualCameraManager

CHANGELOG.md

 
 #### Fixed
 
-* 
+* Fixed LinkGameView not working in play mode when excluding VirtualCameraManager.
 
 ## 2019.1.2
 

Editor/GameViewLink/LinkGameView.cs

             }
 
             // If we have a VirtualCameraManager, manage its state here
-            if(Application.isPlaying && Manager.Get<VirtualCameraManager>() != null)
+            if(Application.isPlaying && Manager.Has<VirtualCameraManager>())
             {
                 var camera = Manager.Get<VirtualCameraManager>().gameObject;
 

Runtime/Managers/Manager.cs

             }
         }
 
+        public static bool Has<T>() where T:Manager
+        {
+            return(s_Managers.ContainsKey(typeof(T)));
+        }
+
         static readonly Type[] kAllManagerTypes = GetAllManagerTypes();
 
         [RuntimeInitializeOnLoadMethod]