fixup! Obsolete MultiQuery and MultiCriteria

Obsolete a class used only by MultiQuery and MultiCriteria

Author: fredericDelaporte

src/NHibernate/Async/Impl/MultipleQueriesCacheAssembler.cs

@@ -8,6 +8,7 @@
 //------------------------------------------------------------------------------
 
 
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using NHibernate.Cache;
@@ -86,7 +87,7 @@ public Task BeforeAssembleAsync(object cached, ISessionImplementor session, Canc
 				BeforeAssemble(cached, session);
 				return Task.CompletedTask;
 			}
-			catch (System.Exception ex)
+			catch (Exception ex)
 			{
 				return Task.FromException<object>(ex);
 			}
@@ -113,4 +114,4 @@ public async Task<IList> GetResultFromQueryCacheAsync(ISessionImplementor sessio
 			return null;
 		}
 	}
-}
+}

src/NHibernate/Impl/MultipleQueriesCacheAssembler.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using NHibernate.Cache;
@@ -6,6 +7,7 @@
 
 namespace NHibernate.Impl
 {
+	[Obsolete("This class has no more usage and will be removed in a future version")]
 	internal partial class MultipleQueriesCacheAssembler : ICacheAssembler
 	{
 		private readonly IList assemblersList;
@@ -89,4 +91,4 @@ public IList GetResultFromQueryCache(ISessionImplementor session, QueryParameter
 			return null;
 		}
 	}
-}
+}