merge revision(s) 53419: [Backport #11940]
* lib/rubygems/security.rb (DIGEST_ALGORITHM, KEY_ALGORITHM): should check same name as the used constants. [ruby-core:72674] [Bug #11940]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@54491 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 53419: [Backport #11940]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@54491 b2dd03c8-39d4-4d8f-98ff-823fe69b080e