ZF-7228: loadClass() should always pass true loadOnce flag

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@20248 44c647ce-9c0f-0410-b52a-842ac1e357ba

library/Zend/Loader.php

@@ -91,7 +91,7 @@ class Zend_Loader
             $file = basename($file);
             self::loadFile($file, $dirs, true);
         } else {
-            self::loadFile($file);
+            self::loadFile($file, null, true);
         }
 
         if (!class_exists($class, false) && !interface_exists($class, false)) {