Replaces find(:first) calls in migrations.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10929 e93f8b46-1217-0410-a6f0-8f06a7374b81

db/migrate/012_add_comments_permissions.rb

@@ -8,7 +8,7 @@ class AddCommentsPermissions < ActiveRecord::Migration
   end
 
   def self.down
-    Permission.find(:first, :conditions => ["controller=? and action=?", 'news', 'add_comment']).destroy
-    Permission.find(:first, :conditions => ["controller=? and action=?", 'news', 'destroy_comment']).destroy
+    Permission.where("controller=? and action=?", 'news', 'add_comment').first.destroy
+    Permission.where("controller=? and action=?", 'news', 'destroy_comment').first.destroy
   end
 end