Remove unused gradient_edge argument from make_variable_view (#28602)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/28602
Signed-off-by: Edward Z. Yang <ezyang@fb.com>
Test Plan: Imported from OSS
Differential Revision: D18171163
Pulled By: ezyang
fbshipit-source-id: 3f3d4cf0bd05c302f502795a04ecace0fc064255
