From 7bb11fe09a3ec7f47369c4424eba9e41c28d24c5 Mon Sep 17 00:00:00 2001
From: Tim Abbott <tabbott@mit.edu>
Date: Thu, 10 Dec 2015 23:24:00 -0800
Subject: [PATCH] topic zoom: Clean up unnecessary jquery selectors.

---
 static/js/stream_list.js | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/static/js/stream_list.js b/static/js/stream_list.js
index fa9c680480..93ec84315a 100644
--- a/static/js/stream_list.js
+++ b/static/js/stream_list.js
@@ -89,8 +89,7 @@ function get_filter_li(type, name) {
 function zoom_in() {
     popovers.hide_all();
     zoomed_to_topics = true;
-    $("#streams_list").expectOne().removeClass("zoom-out");
-    $("#streams_list").expectOne().addClass("zoom-in");
+    $("#streams_list").expectOne().removeClass("zoom-out").addClass("zoom-in");
     zoomed_stream = active_stream_name();
 
     $("#stream_filters li.narrow-filter").each(function () {
@@ -107,8 +106,7 @@ function zoom_in() {
 function zoom_out() {
     popovers.hide_all();
     zoomed_to_topics = false;
-    $("#streams_list").expectOne().removeClass("zoom-in");
-    $("#streams_list").expectOne().addClass("zoom-out");
+    $("#streams_list").expectOne().removeClass("zoom-in").addClass("zoom-out");
     $("#stream_filters li.narrow-filter").show();
 }