Merge rubygems@21f12a8 from upstream.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66347 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Merge rubygems@21f12a8 from upstream.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66347 b2dd03c8-39d4-4d8f-98ff-823fe69b080e