scm: mercurial: code cleanup.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4884 e93f8b46-1217-0410-a6f0-8f06a7374b81

diff --git a/lib/redmine/scm/adapters/mercurial_adapter.rb b/lib/redmine/scm/adapters/mercurial_adapter.rb
index 10aac326401fc93fff85d0beb28ee65a2c4dbbd1..9d29caefacdeeef5e68d0ade29d434ffc72b7aa0 100644 (file)
--- a/lib/redmine/scm/adapters/mercurial_adapter.rb
+++ b/lib/redmine/scm/adapters/mercurial_adapter.rb
@@ -111,7 +111,6 @@ module Redmine
 
         def summary
           return @summary if @summary 
-          doc = nil
           hg 'rhsummary' do |io|
             begin
               @summary = ActiveSupport::XmlMini.parse(io.read)['rhsummary']