Change #195509 removed unused transitive includes, but missed adding <__type_traits/is_integral.h> to thread.h. This caused errors to Chromium rolls for libc++ as they caught the missing import.
Change #195509 removed unused transitive includes, but missed adding <__type_traits/is_integral.h> to thread.h. This caused errors to Chromium rolls for libc++ as they caught the missing import.