util.logger: Remove unused locals

diff --git a/util/logger.lua b/util/logger.lua
index 3d1f1c8bffc7c7aa971c63db10feda513819e5d2..8010e8adda94cd1ec65e57d52b26faa481f047c0 100644 (file)
--- a/util/logger.lua
+++ b/util/logger.lua
@@ -6,10 +6,7 @@
 -- COPYING file in the source package for more information.
 --
 
-local pcall = pcall;
-
-local find = string.find;
-local ipairs, pairs, setmetatable = ipairs, pairs, setmetatable;
+local pairs = pairs;
 
 local _ENV = nil;