In article <588414.19322.qm / web110813.mail.gq1.yahoo.com>,
  Roman Shterenzon <romanbsd / yahoo.com> writes:

> It's really small and simple bug, please commit it if it makes sense (ruby-core:20485)

> http://redmine.ruby-lang.org/issues/show/859

It has subtle issue.

If it is permitted, open-uri copy headers for https to http.
The headers may contain secure cookie or referer which
should not copy.
-- 
Tanaka Akira