Fix GN bootstrap

TBR=brettw

Bug: none
Change-Id: I8b95f3b8dcf6c363391f9a51a254f0f3f234d2c6
Reviewed-on: https://chromium-review.googlesource.com/547595
Reviewed-by: Paweł Hajdan Jr. <phajdan.jr@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#482158}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: ff8516afe2274edbc64cd0e969ee1a482c6173f0
diff --git a/tools/gn/bootstrap/bootstrap.py b/tools/gn/bootstrap/bootstrap.py
index 730d5a6..7d77264 100755
--- a/tools/gn/bootstrap/bootstrap.py
+++ b/tools/gn/bootstrap/bootstrap.py
@@ -447,6 +447,7 @@
       'base/metrics/field_trial_param_associator.cc',
       'base/metrics/histogram.cc',
       'base/metrics/histogram_base.cc',
+      'base/metrics/histogram_functions.cc',
       'base/metrics/histogram_samples.cc',
       'base/metrics/metrics_hashes.cc',
       'base/metrics/persistent_histogram_allocator.cc',
@@ -509,6 +510,7 @@
       'base/third_party/icu/icu_utf.cc',
       'base/third_party/nspr/prtime.cc',
       'base/threading/post_task_and_reply_impl.cc',
+      'base/threading/sequence_local_storage_map.cc',
       'base/threading/sequenced_task_runner_handle.cc',
       'base/threading/sequenced_worker_pool.cc',
       'base/threading/simple_thread.cc',
@@ -533,7 +535,7 @@
       'base/trace_event/heap_profiler_allocation_context_tracker.cc',
       'base/trace_event/heap_profiler_allocation_register.cc',
       'base/trace_event/heap_profiler_event_filter.cc',
-      'base/trace_event/heap_profiler_heap_dump_writer.cc',
+      'base/trace_event/heap_profiler_event_writer.cc',
       'base/trace_event/heap_profiler_serialization_state.cc',
       'base/trace_event/heap_profiler_stack_frame_deduplicator.cc',
       'base/trace_event/heap_profiler_string_deduplicator.cc',