Removed redundant method calls
Removed redundant method calls

hejunbinlan/ASValueTrackingSlider,ezescaruli/ASValueTrackingSlider,puvanarajan/ASValueTrackingSlider,shenyuan000/ASValueTrackingSlider,alskipp/ASValueTrackingSlider,vantientu1703/ASValueTrackingSlider,3squared/ASValueTrackingSlider,jianyelijun/ASValueTrackingSlider,vince4/ASValueTrackingSlider,elegion/ios-pods-ASValueTrackingSlider