Obsolete methods call the new one in Dialect

Author: lnu

src/NHibernate/Dialect/Dialect.cs

@@ -39,7 +39,7 @@ public abstract class Dialect
 
 		/// <summary> Characters used for closing quoted sql identifiers </summary>
 		public const string PossibleClosedQuoteChars = "`'\"]";
-		
+
 		private readonly TypeNames _typeNames = new TypeNames();
 		private readonly TypeNames _hibernateTypeNames = new TypeNames();
 		private readonly IDictionary<string, string> _properties = new Dictionary<string, string>();
@@ -81,7 +81,7 @@ protected Dialect()
 			Log.Info("Using dialect: " + this);
 
 			_sqlFunctions = CollectionHelper.CreateCaseInsensitiveHashtable(StandardAggregateFunctions);
-			
+
 			// standard sql92 functions (can be overridden by subclasses)
 			RegisterFunction("substring", new AnsiSubstringFunction());
 			RegisterFunction("locate", new StandardSQLFunction("locate", NHibernateUtil.Int32));
@@ -721,7 +721,7 @@ public virtual string GetDropForeignKeyConstraintString(string constraintName)
 		[Obsolete("Can cause issues when a custom schema is defined(https://nhibernate.jira.com/browse/NH-1285). The new overload with the defaultSchema parameter should be used instead")]
 		public virtual string GetIfNotExistsCreateConstraint(Table table, string name)
 		{
-			return "";
+			return GetIfNotExistsCreateConstraint(table, name, null);
 		}
 
 		/// <summary>
@@ -734,7 +734,7 @@ public virtual string GetIfNotExistsCreateConstraint(Table table, string name)
 		[Obsolete("Can cause issues when a custom schema is defined(https://nhibernate.jira.com/browse/NH-1285). The new overload with the defaultSchema parameter should be used instead")]
 		public virtual string GetIfNotExistsCreateConstraintEnd(Table table, string name)
 		{
-			return "";
+			return GetIfNotExistsCreateConstraintEnd(table, name, null);
 		}
 
 		/// <summary>
@@ -746,7 +746,7 @@ public virtual string GetIfNotExistsCreateConstraintEnd(Table table, string name
 		[Obsolete("Can cause issues when a custom schema is defined(https://nhibernate.jira.com/browse/NH-1285). The new overload with the defaultSchema parameter should be used instead")]
 		public virtual string GetIfExistsDropConstraint(Table table, string name)
 		{
-			return "";
+			return GetIfExistsDropConstraint(table, name, null);
 		}
 
 		/// <summary>
@@ -759,7 +759,7 @@ public virtual string GetIfExistsDropConstraint(Table table, string name)
 		[Obsolete("Can cause issues when a custom schema is defined(https://nhibernate.jira.com/browse/NH-1285). The new overload with the defaultSchema parameter should be used instead")]
 		public virtual string GetIfExistsDropConstraintEnd(Table table, string name)
 		{
-			return "";
+			return GetIfExistsDropConstraintEnd(table, name, null);
 		}
 
 		/// <summary>