* lib/rubygems: Update to RubyGems 2.2.2 prerelease to check fixes to

CI.
	* test/rubygems:  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44799 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rubygems/request_set.rb

@@ -38,6 +38,11 @@ class Gem::RequestSet
 
   attr_accessor :ignore_dependencies
 
+  ##
+  # When false no remote sets are used for resolving gems.
+
+  attr_accessor :remote
+
   ##
   # Sets used for resolution
 
@@ -71,6 +76,7 @@ class Gem::RequestSet
     @git_set             = nil
     @ignore_dependencies = false
     @install_dir         = Gem.dir
+    @remote              = true
     @requests            = []
     @sets                = []
     @soft_missing        = false
@@ -150,6 +156,7 @@ class Gem::RequestSet
     gemdeps = options[:gemdeps]
 
     @install_dir = options[:install_dir] || Gem.dir
+    @remote      = options[:domain] != :local
 
     load_gemdeps gemdeps, options[:without_groups]
 
@@ -235,6 +242,7 @@ class Gem::RequestSet
     @sets << @vendor_set
 
     set = Gem::Resolver.compose_sets(*@sets)
+    set.remote = @remote
 
     resolver = Gem::Resolver.new @dependencies, set
     resolver.development         = @development