More warning fixes

src/server/scripts/Northrend/Nexus/Oculus/boss_varos.cpp

@@ -182,7 +182,7 @@ class npc_azure_ring_captain : public CreatureScript
                 }
             }
 
-            void UpdateAI(const uint32 diff)
+            void UpdateAI(const uint32 /*diff*/)
             {
                 if (!UpdateVictim())
                     return;

src/server/scripts/Northrend/Nexus/Oculus/instance_oculus.cpp

@@ -81,6 +81,10 @@ public:
             }
         }
 
+        void ProcessEvent(GameObject* /*go*/, uint32 /*eventId*/)
+        {
+        }
+
         void ProcessEvent(Unit* /*unit*/, uint32 eventId)
         {
             if (eventId != EVENT_CALL_DRAGON)