ref(vue): Keep debounce comments implementation-general

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Author: s1gr1d

dev-packages/e2e-tests/test-applications/vue-3/tests/performance.test.ts

@@ -173,8 +173,8 @@ test('sends a pageload span with a route name as span name if available', async
 });
 
 // The mixin records render activity from every component, so the late child pushes the root
-// render span's end out to its own mount (#24858). The `app.mount()` wrap only observes the
-// root, so without the Options API the span still ends before the child mounts.
+// render span's end out to its own mount. The `app.mount()` wrap only observes the root, so
+// without the Options API the span still ends before the child mounts.
 test('ends the application render span at the last observed render activity', async ({ page }) => {
   const spansPromise = collectStreamedSpans('vue-3', spans =>
     spans.some(

packages/vue/src/tracing.ts

@@ -64,8 +64,8 @@ const HOOKS: { [key in Operation]: Hook[] } = {
  * End the root component span once no render activity happened for `timeout` (a debounce).
  *
  * All debounce state lives on `$root`, so hooks from every component share one timer. Recording
- * activity is a plain property write; the timer is only re-armed when it fires early, so mounting
- * N components costs one timer instead of N (#24858).
+ * activity is a plain property write; the timer only re-arms when it fires early, so a mount
+ * costs one timer regardless of component count.
  */
 function maybeEndRootComponentSpan(vm: VueSentry, timestamp: number, timeout: number): void {
   const root = vm.$root;
@@ -77,7 +77,7 @@ function maybeEndRootComponentSpan(vm: VueSentry, timestamp: number, timeout: nu
 }
 
 /**
- * Fires `timeout` after the activity it was armed for. Activity recorded in the meantime pushes
+ * Fires `delayMs` after the activity it was armed for. Activity recorded in the meantime pushes
  * the deadline out by the recorded gap, so the span always ends at the last activity timestamp.
  */
 function armRootComponentSpanTimer(root: VueSentry, armedFor: number, delayMs: number): void {