Has Tahir Raj Bhasin replaced Pakistani actor Ali Zafar in 'Dear Zindagi'?

After the controversy surrounding the release of Karan Johar's 'Ae Dil Hai Mushkil' that featured Pakistani actor Fawad Khan, reports suggest Pakistani actor Ali Zafar has been replaced by Tahir Raj Bhasin in Gauri Shinde's 'Dear Zindagi' starring Shah Rukh Khan and Alia Bhatt.