Use a single instance of DefaultProxyFactoryFactory in AbstractBytecodeProvider

Author: hazzik

src/NHibernate/Bytecode/AbstractBytecodeProvider.cs

@@ -28,7 +28,8 @@ public virtual IProxyFactoryFactory ProxyFactoryFactory
 						throw new HibernateByteCodeException("Failed to create an instance of '" + proxyFactoryFactory.FullName + "'!", e);
 					}
 				}
-				return new DefaultProxyFactoryFactory();
+
+				return DefaultProxyFactoryFactory.Instance;
 			}
 		}
 
@@ -116,4 +117,4 @@ public void SetCollectionTypeFactoryClass(System.Type type)
 
 		#endregion
 	}
-}
+}

src/NHibernate/Bytecode/DefaultProxyFactoryFactory.cs

@@ -4,7 +4,7 @@ namespace NHibernate.Bytecode
 {
 	public class DefaultProxyFactoryFactory : IProxyFactoryFactory
 	{
-		#region IProxyFactoryFactory Members
+		internal static DefaultProxyFactoryFactory Instance = new DefaultProxyFactoryFactory();
 
 		public IProxyFactory BuildProxyFactory()
 		{
@@ -25,7 +25,5 @@ public bool IsProxy(object entity)
 		{
 			return entity is INHibernateProxy;
 		}
-
-		#endregion
 	}
-}
+}