Fix code style and small perfomance issues.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/map.h b/src/map.h
index 3485f6c58..66cf8b707 100644
--- a/src/map.h
+++ b/src/map.h
@@ -404,7 +404,7 @@ class Map : public Properties, public ConfigListener
         /**
          * Removes an actor from the map.
          */
-        void removeActor(Actors::iterator iterator);
+        void removeActor(const Actors::iterator iterator);
 
     private: