Do not load projects association in #rolled_up_trackers.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@5293 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/project.rb

@@ -353,7 +353,7 @@ class Project < ActiveRecord::Base
   # Returns an array of the trackers used by the project and its active sub projects
   def rolled_up_trackers
     @rolled_up_trackers ||=
-      Tracker.find(:all, :include => :projects,
+      Tracker.find(:all, :joins => :projects,
                          :select => "DISTINCT #{Tracker.table_name}.*",
                          :conditions => ["#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status = #{STATUS_ACTIVE}", lft, rgt],
                          :order => "#{Tracker.table_name}.position")