std::optional<MonotonicTime> m_pageLoadStart;
+#if PLATFORM(MAC)
// FIXME: We should try and get rid of this data member.
WeakPtr<SuspendedPageProxy> m_pageSuspendedDueToCurrentNavigation;
+#endif
RunLoop::Timer<WebPageProxy> m_resetRecentCrashCountTimer;
unsigned m_recentCrashCount { 0 };