You might want to double check your source on that. A Chicago alderman claimed he had wrung such a concession from Chick-fil-A, but that was specifically refuted by Dan Cathy as quoted by ABCNews on September 22, 2012:
"Chick-fil-A made no such concessions, and we remain true to who we are and who we have been, Cathy said in the statement. There continues to be erroneous implications in the media that Chick-fil-A changed our practices and priorities in order to obtain permission for a new restaurant in Chicago. That is incorrect.
All of us become more wise as time goes by, he told USA Today. We sincerely care about all people. Im going to leave it to politicians and others to discuss social issues.
This happened last March. Also announced was a cessation of company donations to family-oriented organizations which support real marriage.
Yes, this was indeed a capitulation.