Code cleanup.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10987 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/queries_controller.rb

@@ -37,7 +37,6 @@ class QueriesController < ApplicationController
     @queries = IssueQuery.visible.all(:limit => @limit, :offset => @offset, :order => "#{Query.table_name}.name")
 
     respond_to do |format|
-      format.html { render :nothing => true }
       format.api
     end
   end

app/controllers/workflows_controller.rb

@@ -106,7 +106,7 @@ class WorkflowsController < ApplicationController
     if request.post?
       if params[:source_tracker_id].blank? || params[:source_role_id].blank? || (@source_tracker.nil? && @source_role.nil?)
         flash.now[:error] = l(:error_workflow_copy_source)
-      elsif @target_trackers.nil? || @target_roles.nil?
+      elsif @target_trackers.blank? || @target_roles.blank?
         flash.now[:error] = l(:error_workflow_copy_target)
       else
         WorkflowRule.copy(@source_tracker, @source_role, @target_trackers, @target_roles)