Cleanup: IWYU for base/gtest_prod_util.h.

ui/events/latency_info.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_EVENTS_LATENCY_INFO_H_
 #define UI_EVENTS_LATENCY_INFO_H_
 
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/containers/small_map.h"
-#include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
 #include "base/trace_event/trace_event.h"
 #include "ipc/ipc_param_traits.h"
 #include "ui/events/events_base_export.h"
 
 namespace ui {
 
 enum LatencyComponentType {
   // ---------------------------BEGIN COMPONENT-------------------------------
@@ skipping 207 matching lines @@
   int64 trace_id_;
   // Whether a terminal component has been added.
   bool terminated_;
 
   friend struct IPC::ParamTraits<ui::LatencyInfo>;
 };
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_LATENCY_INFO_H_