CS fixes

program/include/rcube_imap_generic.php

@@ -3261,10 +3261,7 @@ class rcube_imap_generic
             return self::getStructurePartArray($a[$part-1], $rest);
         }
         else if ($part > 0) {
-		    if (is_array($a[$part-1]))
-                return $a[$part-1];
-		    else
-                return $a;
+            return (is_array($a[$part-1])) ? $a[$part-1] : $a;
         }
     }