* lib/rubygems: RubyGems 2.2.2 which contains the following bug fixes:

http://rubygems.rubyforge.org/rubygems-update/History_txt.html#label-2.2.2+%2F+2014-02-05
  https://bugs.ruby-lang.org/issues/9489


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@44858 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rubygems/platform.rb

@@ -16,7 +16,7 @@ class Gem::Platform
   attr_accessor :version
 
   def self.local
-    arch = Gem::ConfigMap[:arch]
+    arch = RbConfig::CONFIG['arch']
     arch = "#{arch}_60" if arch =~ /mswin32$/
     @local ||= new(arch)
   end