Code cleanup.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9807 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/repository/git.rb

@@ -87,10 +87,10 @@ class Repository::Git < Repository
   end
 
   def find_changeset_by_name(name)
-    return nil if name.nil? || name.empty?
-    e = changesets.find(:first, :conditions => ['revision = ?', name.to_s])
-    return e if e
-    changesets.find(:first, :conditions => ['scmid LIKE ?', "#{name}%"])
+    if name.present?
+      changesets.where(:revision => name.to_s).first ||
+        changesets.where('scmid LIKE ?', "#{name}%").first
+    end
   end
 
   def entries(path=nil, identifier=nil)