Scripts: Fixed uninitialized variables, unreferenced parameters and virtual overrides

--HG--
branch : trunk

src/server/scripts/Outland/BlackTemple/boss_supremus.cpp

@@ -279,7 +279,7 @@ public:
 
         void MoveInLineOfSight(Unit * /*who*/) {}
 
-        void DoAction(const uint32 /*info*/)
+        void DoAction(const int32 /*info*/)
         {
             me->RemoveAura(SPELL_VOLCANIC_ERUPTION);
         }

src/server/scripts/Outland/GruulsLair/boss_gruul.cpp

@@ -104,7 +104,7 @@ public:
                 pInstance->SetData(DATA_GRUULEVENT, IN_PROGRESS);
         }
 
-        void KilledUnit()
+        void KilledUnit(Unit* /*victim*/)
         {
             DoScriptText(RAND(SAY_SLAY1,SAY_SLAY2,SAY_SLAY3), me);
         }

src/server/scripts/Outland/GruulsLair/boss_high_king_maulgar.cpp

@@ -168,7 +168,7 @@ public:
                 pInstance->SetData(DATA_MAULGAREVENT, NOT_STARTED);
         }
 
-        void KilledUnit()
+        void KilledUnit(Unit* /*victim*/)
         {
             DoScriptText(RAND(SAY_SLAY1,SAY_SLAY2,SAY_SLAY3), me);
         }

src/server/scripts/Outland/TempestKeep/Eye/boss_kaelthas.cpp

@@ -430,7 +430,7 @@ class boss_kaelthas : public CreatureScript
                     StartEvent();
             }
 
-            void KilledUnit()
+            void KilledUnit(Unit* /*victim*/)
             {
                 DoScriptText(RAND(SAY_SLAY1,SAY_SLAY2,SAY_SLAY3), me);
             }