string: fix useless var warnings

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>

diff --git a/lib/standard/string.nit b/lib/standard/string.nit
index e1825d7..5c8214a 100644 (file)
--- a/lib/standard/string.nit
+++ b/lib/standard/string.nit
@@ -1713,7 +1713,6 @@ private class FlatBufferCharView
 
        redef fun append(s)
        do
-               var my_items = target.items
                var s_length = s.length
                if target.capacity < s.length then enlarge(s_length + target.length)
        end