Merge branch 'fix_ldap_migrator' into 'master'

Fix LDAP migrator to new_syntax

See merge request !362

lib/tasks/migrate/ldap.rake

@@ -11,9 +11,9 @@ namespace :gitlab do
     puts "setting provider to #{provider}"
     unmigrated_group_links.update_all provider: provider
 
-    unmigrated_ldap_users = User.where(provider: 'ldap')
-    puts "found #{unmigrated_ldap_users.count} unmigrated LDAP users"
+    unmigrated_ldap_identities = Identity.where(provider: 'ldap')
+    puts "found #{unmigrated_ldap_identities.count} unmigrated LDAP users"
     puts "setting provider to #{provider}"
-    unmigrated_ldap_users.update_all provider: provider
+    unmigrated_ldap_identities.update_all provider: provider
   end
 end