Remove unnecessary virtual method. (#3981)
* Remove unnecessary virtual method.
Signed-off-by: Edward Z. Yang <ezyang@fb.com>
* More tracking
Signed-off-by: Edward Z. Yang <ezyang@fb.com>
* pin
Signed-off-by: Edward Z. Yang <ezyang@fb.com>
* Delete .torch_pin
Signed-off-by: Edward Z. Yang <ezyang@fb.com>
