Core/Misc: Remove unused variable

src/server/game/Entities/Unit/Unit.cpp

@@ -13608,7 +13608,7 @@ void Unit::DeleteCharmInfo()
 }
 
 CharmInfo::CharmInfo(Unit* unit)
-: _unit(unit), _CommandState(COMMAND_FOLLOW), _petnumber(0), _barInit(false), _oldReactState(REACT_PASSIVE),
+: _unit(unit), _CommandState(COMMAND_FOLLOW), _petnumber(0), _oldReactState(REACT_PASSIVE),
   _isCommandAttack(false), _isCommandFollow(false), _isAtStay(false), _isFollowing(false), _isReturning(false),
   _stayX(0.0f), _stayY(0.0f), _stayZ(0.0f)
 {

src/server/game/Entities/Unit/Unit.h

@@ -1194,7 +1194,6 @@ struct CharmInfo
         CharmSpellInfo _charmspells[4];
         CommandStates _CommandState;
         uint32 _petnumber;
-        bool _barInit;
 
         //for restoration after charmed
         ReactStates     _oldReactState;