adaptive: remove unused member

This fixes a Clang warning.

modules/demux/adaptive/PlaylistManager.cpp

@@ -762,7 +762,7 @@ AbstractAdaptationLogic *PlaylistManager::createLogic(AbstractAdaptationLogic::L
         case AbstractAdaptationLogic::NearOptimal:
         {
             NearOptimalAdaptationLogic *noplogic =
-                    new (std::nothrow) NearOptimalAdaptationLogic(VLC_OBJECT(p_demux));
+                    new (std::nothrow) NearOptimalAdaptationLogic();
             if(noplogic)
                 conn->setDownloadRateObserver(noplogic);
             logic = noplogic;

modules/demux/adaptive/logic/NearOptimalAdaptationLogic.cpp

@@ -50,11 +50,10 @@ NearOptimalContext::NearOptimalContext()
     , last_download_rate( 0 )
 { }
 
-NearOptimalAdaptationLogic::NearOptimalAdaptationLogic( vlc_object_t *p_obj )
+NearOptimalAdaptationLogic::NearOptimalAdaptationLogic()
     : AbstractAdaptationLogic()
     , currentBps( 0 )
     , usedBps( 0 )
-    , p_obj( p_obj )
 {
     vlc_mutex_init(&lock);
 }

modules/demux/adaptive/logic/NearOptimalAdaptationLogic.hpp

@@ -47,7 +47,7 @@ namespace adaptive
         class NearOptimalAdaptationLogic : public AbstractAdaptationLogic
         {
             public:
-                NearOptimalAdaptationLogic(vlc_object_t *);
+                NearOptimalAdaptationLogic();
                 virtual ~NearOptimalAdaptationLogic();
 
                 virtual BaseRepresentation* getNextRepresentation(BaseAdaptationSet *, BaseRepresentation *);
@@ -65,7 +65,6 @@ namespace adaptive
                 std::map<uint64_t, float>   utilities;
                 unsigned                    currentBps;
                 unsigned                    usedBps;
-                vlc_object_t *              p_obj;
                 vlc_mutex_t                 lock;
         };
     }