From cf356bd19baf98be423be8f427bd5520cb6afd27 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rub=C3=A9n=20Norte?= <rubennorte@meta.com>
Date: Tue, 27 Aug 2024 19:15:38 -0700
Subject: [PATCH] Remove legacy integration of createPerformanceLogger with
 Systrace (#46236)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/46236

Changelog: [internal]

Reviewed By: bgirard

Differential Revision: D61885705

fbshipit-source-id: c84889d3b1a2c9544b393a2cbb04ee3b38522993
---
 .../Libraries/Utilities/createPerformanceLogger.js       | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/packages/react-native/Libraries/Utilities/createPerformanceLogger.js b/packages/react-native/Libraries/Utilities/createPerformanceLogger.js
index 1849d04f452..fba6d7711ae 100644
--- a/packages/react-native/Libraries/Utilities/createPerformanceLogger.js
+++ b/packages/react-native/Libraries/Utilities/createPerformanceLogger.js
@@ -15,11 +15,8 @@ import type {
   Timespan,
 } from './IPerformanceLogger';
 
-import * as Systrace from '../Performance/Systrace';
 import infoLog from './infoLog';
 
-const _cookies: {[key: string]: number, ...} = {};
-
 const PRINT_TO_CONSOLE: false = false; // Type as false to prevent accidentally committing `true`;
 
 export const getCurrentTimestamp: () => number =
@@ -233,7 +230,6 @@ class PerformanceLogger implements IPerformanceLogger {
       startTime: timestamp,
       startExtras: extras,
     };
-    _cookies[key] = Systrace.beginAsyncEvent(key);
     if (PRINT_TO_CONSOLE) {
       infoLog('PerformanceLogger.js', 'start: ' + key);
     }
@@ -277,11 +273,6 @@ class PerformanceLogger implements IPerformanceLogger {
     if (PRINT_TO_CONSOLE) {
       infoLog('PerformanceLogger.js', 'end: ' + key);
     }
-
-    if (_cookies[key] != null) {
-      Systrace.endAsyncEvent(key, _cookies[key]);
-      delete _cookies[key];
-    }
   }
 }