It is time.

ui/events/ozone/events_ozone_export.h

Index: ui/events/ozone/events_ozone_export.h
diff --git a/ui/events/ozone/events_ozone_export.h b/ui/events/ozone/events_ozone_export.h
deleted file mode 100644
index bda8814eda99be0679c9308a147893fe61f39d9e..0000000000000000000000000000000000000000
--- a/ui/events/ozone/events_ozone_export.h
+++ /dev/null
@@ -1,29 +0,0 @@
-// Copyright 2014 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_OZONE_EVENTS_OZONE_EXPORT_H_
-#define UI_EVENTS_OZONE_EVENTS_OZONE_EXPORT_H_
-
-#if defined(COMPONENT_BUILD)
-#if defined(WIN32)
-
-#if defined(EVENTS_OZONE_IMPLEMENTATION)
-#define EVENTS_OZONE_EXPORT __declspec(dllexport)
-#else
-#define EVENTS_OZONE_EXPORT __declspec(dllimport)
-#endif  // defined(EVENTS_OZONE_IMPLEMENTATION)
-
-#else  // defined(WIN32)
-#if defined(EVENTS_OZONE_IMPLEMENTATION)
-#define EVENTS_OZONE_EXPORT __attribute__((visibility("default")))
-#else
-#define EVENTS_OZONE_EXPORT
-#endif
-#endif
-
-#else  // defined(COMPONENT_BUILD)
-#define EVENTS_OZONE_EXPORT
-#endif
-
-#endif  // UI_EVENTS_OZONE_EVENTS_OZONE_EXPORT_H_