# File lib/adhearsion/voip/dsl/dialing_dsl.rb, line 35
        def self.inherited(klass)
          klass.class_eval do
            [:@@providers, :@@routes].each do |var|
              class_variable_set(var, [])
              cattr_reader var.to_s.gsub('@@', '')
            end
          end
        end