Merge remote-tracking branch 'upstream/pull/2440'

app/models/user_preference.rb

@@ -18,13 +18,4 @@ class UserPreference < ActiveRecord::Base
 
   validates :user, :presence => true, :associated => true
   validates :k, :v, :length => 1..255, :characters => true
-
-  # Turn this Node in to an XML Node without the <osm> wrapper.
-  def to_xml_node
-    el1 = XML::Node.new "preference"
-    el1["k"] = k
-    el1["v"] = v
-
-    el1
-  end
 end