RPP: fix max call stack error in Trace Tree

This can hit the max call stack size error; so this changes to avoid
building up another array to then push.

[email protected]

Bug: 436491188
Change-Id: Iaa37d45e72714f4f8b0231dc93149a29ed1339fb
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6862705
Auto-Submit: Jack Franklin <[email protected]>
Reviewed-by: Connor Clark <[email protected]>
Commit-Queue: Connor Clark <[email protected]>

Author: jackfranklin

front_end/models/trace/extras/TraceTree.ts

@@ -512,7 +512,9 @@ export class BottomUpRootNode extends Node {
         groupNode = new GroupNode(groupId, this, node.events);
         groupNodes.set(groupId, groupNode);
       } else {
-        groupNode.events.push(...node.events);
+        for (const e of node.events) {
+          groupNode.events.push(e);
+        }
       }
       groupNode.addChild(node as BottomUpNode, node.selfTime, node.selfTime, node.transferSize);
     }