Compatible with flutter master 1.19

Author: FtADev

best_flutter_ui_templates/lib/hotel_booking/range_slider_view.dart

@@ -120,6 +120,7 @@ class CustomRangeThumbShape extends RangeSliderThumbShape {
     bool isDiscrete = false,
     bool isEnabled = false,
     bool isOnTop,
+    bool isPressed,
     @required SliderThemeData sliderTheme,
     TextDirection textDirection,
     Thumb thumb,

best_flutter_ui_templates/lib/hotel_booking/slider_view.dart

@@ -98,8 +98,10 @@ class CustomThumbShape extends SliderComponentShape {
     bool isDiscrete,
     TextPainter labelPainter,
     RenderBox parentBox,
+    Size sizeWithOverflow,
     SliderThemeData sliderTheme,
     TextDirection textDirection,
+    double textScaleFactor,
     double value,
   }) {
     final Canvas canvas = context.canvas;