Chromium roll (https://codereview.chromium.org/976353002)

base/synchronization/waitable_event_watcher_win.cc

Index: base/synchronization/waitable_event_watcher_win.cc
diff --git a/base/synchronization/waitable_event_watcher_win.cc b/base/synchronization/waitable_event_watcher_win.cc
index a04a435a0d46e2d7aeaebc44e1cb3eaaa0f3465c..46d47ac581a8e3ff58f6d17a692fe3d5117196ae 100644
--- a/base/synchronization/waitable_event_watcher_win.cc
+++ b/base/synchronization/waitable_event_watcher_win.cc
@@ -5,7 +5,6 @@
 #include "base/synchronization/waitable_event_watcher.h"
 
 #include "base/compiler_specific.h"
-#include "base/profiler/scoped_tracker.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/win/object_watcher.h"
 
@@ -37,11 +36,6 @@ WaitableEvent* WaitableEventWatcher::GetWatchedEvent() {
 }
 
 void WaitableEventWatcher::OnObjectSignaled(HANDLE h) {
-  // TODO(vadimt): Remove ScopedTracker below once crbug.com/418183 is fixed.
-  tracked_objects::ScopedTracker tracking_profile(
-      FROM_HERE_WITH_EXPLICIT_FUNCTION(
-          "418183 WaitableEventWatcher::OnObjectSignaled"));
-
   WaitableEvent* event = event_;
   EventCallback callback = callback_;
   event_ = NULL;