The deceased Sanjez Borle and the accused Chetan Kankar, both 19 years, were studying in Kohinoor Technical Institute, when the incident happened in September last year.
According to police, Borle had made some objectionable video of Kankar and threatened to upload those clips on Facebook.
On September 20, 2011 Kankar followed Borle to the national park in suburban Mumbai and killed him by hitting with a stone and took his phone, police said.
