--- a/tools/gn/bootstrap/bootstrap.py
+++ b/tools/gn/bootstrap/bootstrap.py
@@ -546,6 +546,7 @@ def write_gn_ninja(path, root_gen_dir, options):
       'base/timer/timer.cc',
       'base/trace_event/category_registry.cc',
       'base/trace_event/event_name_filter.cc',
+      'base/trace_event/freed_object_tracker.cc',
       'base/trace_event/heap_profiler_allocation_context.cc',
       'base/trace_event/heap_profiler_allocation_context_tracker.cc',
       'base/trace_event/heap_profiler_allocation_register.cc',
@@ -605,7 +606,6 @@ def write_gn_ninja(path, root_gen_dir, options):
         'base/strings/string16.cc',
         'base/synchronization/condition_variable_posix.cc',
         'base/synchronization/lock_impl_posix.cc',
-        'base/synchronization/read_write_lock_posix.cc',
         'base/sys_info_posix.cc',
         'base/task_scheduler/task_tracker_posix.cc',
         'base/threading/platform_thread_internal_posix.cc',