Remove unnecessary parameter SqlNodeCloneContext ctor

Author: alex-kulakov

Orm/Xtensive.Orm/Sql/Dml/Expressions/SqlExpression.cs

@@ -241,7 +241,7 @@ public static implicit operator SqlExpression(SqlSelect select)
 
     public sealed override bool Equals(object obj) => ReferenceEquals(this, obj);
 
-    public override SqlExpression Clone() => Clone(new SqlNodeCloneContext(false));
+    public override SqlExpression Clone() => Clone(new SqlNodeCloneContext());
 
     internal override abstract SqlExpression Clone(SqlNodeCloneContext context);
 

Orm/Xtensive.Orm/Sql/Internals/SqlNodeCloneContext.cs

@@ -28,7 +28,7 @@ public T GetOrAdd<T>(T node, Func<T, SqlNodeCloneContext, T> factory) where T :
       return result;
     }
 
-    public SqlNodeCloneContext(bool _)
+    public SqlNodeCloneContext()
     {
       nodeMapping = new();
     }

Orm/Xtensive.Orm/Sql/SqlNode.cs

@@ -24,9 +24,9 @@ public abstract class SqlNode : ISqlNode
     /// <returns>
     /// A new object that is a copy of this instance.
     /// </returns>
-    public virtual SqlNode Clone() => Clone(new SqlNodeCloneContext(false));
+    public virtual SqlNode Clone() => Clone(new SqlNodeCloneContext());
 
-    object ICloneable.Clone() => Clone(new SqlNodeCloneContext(false));
+    object ICloneable.Clone() => Clone(new SqlNodeCloneContext());
 
     internal abstract SqlNode Clone(SqlNodeCloneContext context);