LibWeb: Implement Resource Timing

Author: https://github.com/Lubrsi
Commit: 6d1f78198d
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/3704
Reviewed-by: https://github.com/ADKaster ✅

Libraries/LibWeb/PerformanceTimeline/EventNames.cpp

@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2025, Luke Wilde <luke@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/PerformanceTimeline/EventNames.h>
+
+namespace Web::PerformanceTimeline::EventNames {
+
+#define __ENUMERATE_PERFORMANCE_TIMELINE_EVENT(name) \
+    FlyString name = #name##_fly_string;
+ENUMERATE_PERFORMANCE_TIMELINE_EVENTS
+#undef __ENUMERATE_PERFORMANCE_TIMELINE_EVENT
+
+}