Jason Tedor 7ac44656df Fix alias HEAD requests
Alias HEAD requests incorrectly return a content-length header of
0. This commit addresses this by removing the special handling for alias
HEAD requests, and just relying on the general mechanism that exists for
handling HEAD requests in the REST layer.

Relates #23094
2017-02-10 09:19:35 -05:00
..
2017-02-10 09:19:35 -05:00