Auth_Simple: Only log out of the specified auth source.

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@2639 44740490-163a-0410-bde0-09ae8108e29a

lib/SimpleSAML/Auth/Simple.php

@@ -153,7 +153,7 @@ class SimpleSAML_Auth_Simple {
 			assert('FALSE');
 		}
 
-		SimpleSAML_Auth_Default::initLogout($url);
+		SimpleSAML_Auth_Default::initLogout($url, $this->authSource);
 	}