Solution for "OnDeleteTransactor has no effect when context is...

...obtained with DbProxy.GetContext".

Starcounter#23

src/Starcounter.Database.Extensions/OnDeleteTransactor.cs

@@ -18,6 +18,13 @@ public override void Delete(object obj)
             }
         }
 
+        public static IDatabaseContext GetContext(object proxy)
+        {
+            IDatabaseContext db = DbProxy.GetContext(proxy);
+
+            return new OnDeleteContext(db);
+        }
+
         public OnDeleteTransactor(ITransactor transactor) : base(transactor) { }
 
         protected override IDatabaseContext EnterDatabaseContext(object transactorContext, IDatabaseContext db) => new OnDeleteContext(db);