public CsdlSemanticsIsTypeExpression(CsdlIsTypeExpression expression, IEdmEntityType bindingContext, CsdlSemanticsSchema schema) : base(schema, expression)
		{
			this.operandCache = new Cache<CsdlSemanticsIsTypeExpression, IEdmExpression>();
			this.typeCache = new Cache<CsdlSemanticsIsTypeExpression, IEdmTypeReference>();
			this.expression = expression;
			this.bindingContext = bindingContext;
		}
 public CsdlSemanticsIsTypeExpression(CsdlIsTypeExpression expression, IEdmEntityType bindingContext, CsdlSemanticsSchema schema)
     : base(schema, expression)
 {
     this.expression = expression;
     this.bindingContext = bindingContext;
 }