public void makeCastVariable(CastExpression castExpression, CollectionElementVariable2 expressionCv) {
public void makeCastVariable(CastExpression castExpression, TypeConstraintVariable2 expressionCv) {
	public void makeCastVariable(CastExpression castExpression, CollectionElementVariable2 expressionCv) {		ITypeBinding typeBinding= castExpression.resolveTypeBinding();		ICompilationUnit cu= RefactoringASTParser.getCompilationUnit(castExpression);		CompilationUnitRange range= new CompilationUnitRange(cu, castExpression);		CastVariable2 castCv= new CastVariable2(typeBinding, range, expressionCv);		fCastVariables.add(castCv);	}