get_chain

# File activerecord/lib/active_record/associations/association_scope.rb, line 112
        def get_chain(reflection, association, tracker)
          name = reflection.name
          chain = [Reflection::RuntimeReflection.new(reflection, association)]
          reflection.chain.drop(1).each do |refl|
            aliased_table = tracker.aliased_table_for(refl.klass.arel_table) do
              refl.alias_candidate(name)
            end
            chain << ReflectionProxy.new(refl, aliased_table)
          end
          chain
        end