Added two finger to close player gesture

app/src/main/java/org/schabi/newpipe/player/event/CustomBottomSheetBehavior.java

@@ -42,6 +42,17 @@ public class CustomBottomSheetBehavior extends BottomSheetBehavior<FrameLayout>
             return false;
         }
 
+        // The interception listens for the child view with the id "fragment_player_holder",
+        // so the following two-finger gesture will be triggered only for the player view on
+        // portrait and for the top controls (visible) on landscape.
+        if (event.getPointerCount() == 2) {
+            // Skip the collapsed state during pulling
+            setSkipCollapsed(true);
+            return super.onInterceptTouchEvent(parent, child, event);
+        } else {
+            setSkipCollapsed(false);
+        }
+
         // Don't need to do anything if bottomSheet isn't expanded
         if (getState() == BottomSheetBehavior.STATE_EXPANDED
                 && event.getAction() == MotionEvent.ACTION_DOWN) {