In a scene in Saeed Mirza’s National Award winning film Salim Langde Pe Mat Ro, the protagonist Salim walks down the deserted lanes of his neighbourhood with his friends and partners-in-crime, Bira and Abdul, when the trio is roughly reprimanded by a cop for loitering. Exactly three decades on, in Zoya Akhtar’s Gully Boy, another Muslim boy from Dharavi turns …