Core/Scripts: Remove some unused GetAI methods

Source/Scripts/EasternKingdoms/Karazhan/InstanceKarazhan.cs

@@ -459,10 +459,5 @@ namespace Scripts.EasternKingdoms.Karazhan
         {
             return new instance_karazhan_InstanceMapScript(map);
         }
-
-        public static T GetKarazhanAI<T>(Creature creature) where T : CreatureAI
-        {
-            return GetInstanceAI<T>(creature, "instance_karazhan");
-        }
     }
 }

Source/Scripts/EasternKingdoms/Karazhan/OperaEvent.cs

@@ -1684,7 +1684,7 @@ namespace Scripts.EasternKingdoms.Karazhan.OperaEvent
 
         public override CreatureAI GetAI(Creature creature)
         {
-            return instance_karazhan.GetKarazhanAI<npc_barnesAI>(creature);
+            return GetInstanceAI<npc_barnesAI>(creature);
         }
     }
 }

Source/Scripts/Northrend/CrusadersColiseum/TrialOfTheChampion/InstanceTrialOfTheChampion.cs

@@ -331,10 +331,5 @@ namespace Scripts.Northrend.CrusadersColiseum.TrialOfTheChampion
         {
             return new instance_trial_of_the_champion_InstanceMapScript(map);
         }
-
-        public static T GetTrialOfTheChampionAI<T>(Creature creature) where T : CreatureAI
-        {
-            return GetInstanceAI<T>(creature, "instance_trial_of_the_champion");
-        }
     }
 }

Source/Scripts/Northrend/CrusadersColiseum/TrialOfTheChampion/TrialOfTheChampion.cs

@@ -582,7 +582,7 @@ namespace Scripts.Northrend.CrusadersColiseum.TrialOfTheChampion
 
         public override CreatureAI GetAI(Creature creature)
         {
-            return instance_trial_of_the_champion.GetTrialOfTheChampionAI<npc_announcer_toc5AI>(creature);
+            return GetInstanceAI<npc_announcer_toc5AI>(creature);
         }
     }
 }

Source/Scripts/Northrend/CrusadersColiseum/TrialOfTheCrusader/TrialOfTheCrusader.cs

@@ -770,12 +770,6 @@ namespace Scripts.Northrend.CrusadersColiseum.TrialOfTheCrusader
         {
             return new instance_trial_of_the_crusader_InstanceMapScript(map);
         }
-
-        public static T GetTrialOfTheCrusaderAI<T>(Creature creature) where T : CreatureAI
-        {
-            return GetInstanceAI<T>(creature, "instance_trial_of_the_crusader");
-        }
-
     }
 
     [Script]
@@ -899,7 +893,7 @@ namespace Scripts.Northrend.CrusadersColiseum.TrialOfTheCrusader
 
         public override CreatureAI GetAI(Creature creature)
         {
-            return instance_trial_of_the_crusader.GetTrialOfTheCrusaderAI<npc_announcer_toc10AI>(creature);
+            return GetInstanceAI<npc_announcer_toc10AI>(creature);
         }
     }
 

Source/Scripts/Northrend/IcecrownCitadel/IcecrownCitadelTeleport.cs

@@ -58,7 +58,7 @@ namespace Scripts.Northrend.IcecrownCitadel
 
         public override GameObjectAI GetAI(GameObject go)
         {
-            return GetInstanceAI<icecrown_citadel_teleportAI>(go, "instance_icecrown_citadel");
+            return GetInstanceAI<icecrown_citadel_teleportAI>(go);
         }
 
         public const uint GOSSIP_SENDER_ICC_PORT = 631;

Source/Scripts/Northrend/IcecrownCitadel/InstanceIcecrownCitadel.cs

@@ -1584,10 +1584,5 @@ namespace Scripts.Northrend.IcecrownCitadel
         {
             return new instance_icecrown_citadel_InstanceMapScript(map);
         }
-
-        public static T GetInstanceAI<T>(Creature creature) where T : CreatureAI
-        {
-            return GetInstanceAI<T>(creature, "instance_icecrown_citadel");
-        }
     }
 }

Source/Scripts/Northrend/Ulduar/UlduarInstance.cs

@@ -1232,10 +1232,5 @@ namespace Scripts.Northrend.Ulduar
         {
             return new instance_ulduar_InstanceMapScript(map);
         }
-
-        public static T GetUlduarInstanceAI<T>(WorldObject obj) where T : CreatureAI
-        {
-            return GetInstanceAI<T>(obj, "instance_ulduar");
-        }
     }
 }