}
});
}
private void evaluateExpressions(ASTCssNode node) {
ASTManipulator manipulator = new ASTManipulator();
//variables are not supposed to be there now
ExpressionEvaluator expressionEvaluator = new ExpressionEvaluator(problemsHandler, configuration);
if (node instanceof Expression) {
Expression value = expressionEvaluator.evaluate((Expression) node);
manipulator.replace(node, value);
} else {
List<? extends ASTCssNode> childs = node.getChilds();
for (ASTCssNode kid : childs) {
switch (kid.getType()) {
case FIXED_MEDIA_EXPRESSION: