Merged r7458 from trunk (#7613).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/1.2-stable@7482 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/exemplars/time_entry_activity.rb

@@ -1,10 +1,5 @@
 class TimeEntryActivity < Enumeration
-  generator_for :name, :method => :next_name
+  generator_for :name, :start => 'TimeEntryActivity0'
   generator_for :type => 'TimeEntryActivity'
 
-  def self.next_name
-    @last_name ||= 'TimeEntryActivity0'
-    @last_name.succ!
-    @last_name
-  end
 end