fb分享；比赛页面箭头去了

Assets/Scripts/UI/Prefab/Race/RaceHomeScript.cs

@@ -76,12 +76,7 @@ public class RaceHomeScript : RaceScript
 #else
         btnGoList = rightContainer.Find("BtnGoList");
         var nav = transform.Find("Tmp/MainNav-mobile").GetComponent<NewMainNav>();
-        nav.SetButtonActive(new List<int> { 2, 3, 4, 6, 7 }, 2,
-            custom: new NewMainNav.CustomButton(Resources.Load<Sprite>("Images/Race/back down"), () =>
-            {
-                //OpenFilter();
-                UIManager.ShowRaceListPanel();
-            }));
+        nav.SetButtonActive(new List<int> { 2, 3, 4, 6, 7 }, 2);
         newNav = nav;
 #endif
         if (btnGoList != null)