Don't show Copy contents button on Blame page
Bug introduced in https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/9878.
The "Copy content" button reads the content to copy from the DOM, and can't do that when the blame is displayed.
Bug introduced in https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/9878.
The "Copy content" button reads the content to copy from the DOM, and can't do that when the blame is displayed.