[Statsig] Make gate checks lazily (#3594)

src/view/com/util/List.tsx

@@ -40,8 +40,8 @@ function ListImpl<ItemT>(
   const isScrolledDown = useSharedValue(false)
   const contextScrollHandlers = useScrollHandlers()
   const pal = usePalette('default')
-  const showsVerticalScrollIndicator =
-    !useGate('hide_vertical_scroll_indicators') || isWeb
+  const gate = useGate()
+
   function handleScrolledDownChange(didScrollDown: boolean) {
     onScrolledDownChange?.(didScrollDown)
   }
@@ -97,7 +97,9 @@ function ListImpl<ItemT>(
       scrollEventThrottle={1}
       style={style}
       ref={ref}
-      showsVerticalScrollIndicator={showsVerticalScrollIndicator}
+      showsVerticalScrollIndicator={
+        isWeb || !gate('hide_vertical_scroll_indicators')
+      }
     />
   )
 }

src/view/com/util/Views.jsx

@@ -10,14 +10,11 @@ export function CenteredView(props) {
 }
 
 export function ScrollView(props) {
-  const showsVerticalScrollIndicator = !useGate(
-    'hide_vertical_scroll_indicators',
-  )
-
+  const gate = useGate()
   return (
     <Animated.ScrollView
       {...props}
-      showsVerticalScrollIndicator={showsVerticalScrollIndicator}
+      showsVerticalScrollIndicator={!gate('hide_vertical_scroll_indicators')}
     />
   )
 }