A possible FPS lag fix caused by chat spam.

tgui/packages/tgui-panel/chat/renderer.js

@@ -96,10 +96,7 @@ const updateMessageBadge = (message) => {
   const foundBadge = node.querySelector('.Chat__badge');
   const badge = foundBadge || document.createElement('div');
   badge.textContent = times;
-  badge.className = classes(['Chat__badge', 'Chat__badge--animate']);
-  requestAnimationFrame(() => {
-    badge.className = 'Chat__badge';
-  });
+  badge.className = 'Chat__badge';
   if (!foundBadge) {
     node.appendChild(badge);
   }
@@ -297,11 +294,7 @@ class ChatRenderer {
     }
   }
 
-  getCombinableMessage(predicate) {
-    const now = Date.now();
-    const len = this.visibleMessages.length;
-    const from = len - 1;
-    const to = Math.max(0, len - COMBINE_MAX_MESSAGES);
+  getCombinableMessage(predicate, now, from, to) {
     for (let i = from; i >= to; i--) {
       const message = this.visibleMessages[i];
       // prettier-ignore
@@ -336,10 +329,14 @@ class ChatRenderer {
     const fragment = document.createDocumentFragment();
     const countByType = {};
     let node;
+
+    const len = this.visibleMessages.length;
+    const from = len - 1;
+    const to = Math.max(0, len - COMBINE_MAX_MESSAGES);
     for (let payload of batch) {
       const message = createMessage(payload);
       // Combine messages
-      const combinable = this.getCombinableMessage(message);
+      const combinable = this.getCombinableMessage(message, now, from, to);
       if (combinable) {
         combinable.times = (combinable.times || 1) + 1;
         updateMessageBadge(combinable);