*Change way of aura removing-make it safer.

--HG--
branch : trunk

src/game/SpellAuras.h

@@ -92,17 +92,14 @@ class TRINITY_DLL_SPEC Aura
         void SetNegative() { m_positive = false; }
         void SetPositive() { m_positive = true; }
         bool IsPermanent() const { return m_permanent; }
-        void RemoveAura(AuraRemoveMode mode = AURA_REMOVE_BY_DEFAULT) { m_permanent = false; m_duration=0; m_removeMode = mode; }
 
         bool IsPassive() const { return m_isPassive; }
         bool IsDeathPersistent() const { return m_isDeathPersist; }
         bool IsRemovedOnShapeLost() const { return m_isRemovedOnShapeLost; }
         bool IsUpdated() const { return m_updated; }
+        bool IsRemoved() const { return m_isRemoved; }
         void SetUpdated(bool val) { m_updated = val; }
 
-        bool IsInUse() const { return m_in_use; }
-        void SetInUse(bool val) { m_in_use = val; }
-
         bool IsPersistent() const;
         bool IsAreaAura() const;
         bool IsAuraType(AuraType type) const;
@@ -158,8 +155,8 @@ class TRINITY_DLL_SPEC Aura
         bool m_isPassive:1;
         bool m_positive:1;
         bool m_permanent:1;
+        bool m_isRemoved:1;
         bool m_updated:1;                                   // Prevent remove aura by stack if set
-        bool m_in_use:1;
         bool m_isSingleTargetAura:1;                        // true if it's a single target spell and registered at caster - can change at spell steal for example
 };
 class TRINITY_DLL_SPEC AuraEffect