Merge remote-tracking branch 'origin/dev4.5' into dev4.5

src/web/staticres/js/wxSupersearch.js

@@ -353,7 +353,7 @@ var SuperSearch = {
 			if(localStorage){
 				localStorage.removeItem("superSearch_history");
 			}
-			if(userId != "" && $("#supersearchPage .search-one-box ul.history-list-box").find("li").length >0){
+			if($("#supersearchPage .search-one-box ul.history-list-box").find("li").length >0){
 				$.ajax({
 					type:"post",
 					url:"/swordfish/delWxHistorySearch",