perf: remove passive event polyfill (#9590)

packages/vant-use/src/useEventListener/index.ts

@@ -2,22 +2,6 @@ import { Ref, watch, isRef, unref, onUnmounted, onDeactivated } from 'vue';
 import { onMountedOrActivated } from '../onMountedOrActivated';
 import { inBrowser } from '../utils';
 
-// eslint-disable-next-line
-export let supportsPassive = false;
-
-if (inBrowser) {
-  try {
-    const opts = {};
-    Object.defineProperty(opts, 'passive', {
-      get() {
-        supportsPassive = true;
-      },
-    });
-    window.addEventListener('test-passive', null as any, opts);
-    // eslint-disable-next-line no-empty
-  } catch (e) {}
-}
-
 type TargetRef = EventTarget | Ref<EventTarget | undefined>;
 
 export type UseEventListenerOptions = {
@@ -43,11 +27,7 @@ export function useEventListener(
     const element = unref(target);
 
     if (element && !attached) {
-      element.addEventListener(
-        type,
-        listener,
-        supportsPassive ? { capture, passive } : capture
-      );
+      element.addEventListener(type, listener, { capture, passive });
       attached = true;
     }
   };