signalTracker: Use a const variable to hold the tracked object value

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2366>

diff --git a/js/misc/signalTracker.js b/js/misc/signalTracker.js
index 30de94e99071d136490606420fbc39f8d5ae8001..1c3f4f9df4d17b53ceed4d7aa56886be0a0da7ca 100644 (file)
--- a/js/misc/signalTracker.js
+++ b/js/misc/signalTracker.js
@@ -211,10 +211,7 @@ function connectObject(thisObj, ...args) {
         args = rest;
     }
 
-    let [obj] = args;
-    if (!obj)
-        obj = globalThis;
-
+    const obj = args.at(0) ?? globalThis;
     const tracker = SignalManager.getDefault().getSignalTracker(thisObj);
     tracker.track(obj, ...signalIds);
 }