modified action interface to allow other actors besides the player

apps/openmw/mwworld/class.cpp

@@ -29,7 +29,7 @@ namespace MWWorld
         throw std::runtime_error ("class does not have item health");
     }
 
-    boost::shared_ptr<Action> Class::activate (const Ptr& ptr) const
+    boost::shared_ptr<Action> Class::activate (const Ptr& ptr, const Ptr& actor) const
     {
         return boost::shared_ptr<Action> (new NullAction);
     }

apps/openmw/mwworld/class.hpp

@@ -49,7 +49,7 @@ namespace MWWorld
             ///< Return item max health or throw an exception, if class does not have item health
             /// (default implementation: throw an exceoption)
 
-            virtual boost::shared_ptr<Action> activate (const Ptr& ptr) const;
+            virtual boost::shared_ptr<Action> activate (const Ptr& ptr, const Ptr& actor) const;
             ///< Generate action for activation (default implementation: return a null action).
 
             virtual boost::shared_ptr<Action> use (const Ptr& ptr) const;