events: Move some files into ui/base/events/

ui/base/events/event_constants.h

Index: ui/base/events/event_constants.h
diff --git a/ui/base/events.h b/ui/base/events/event_constants.h
similarity index 98%
rename from ui/base/events.h
rename to ui/base/events/event_constants.h
index 891fc3245ace4c415faeb00c4d5ee791de347ccd..e213bf8c2d4b0e1ee2b6864aea0867c41c84ba06 100644
--- a/ui/base/events.h
+++ b/ui/base/events/event_constants.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef UI_BASE_EVENTS_H_
-#define UI_BASE_EVENTS_H_
+#ifndef UI_BASE_EVENTS_EVENT_CONSTANTS_EVENTS_H_
+#define UI_BASE_EVENTS_EVENT_CONSTANTS_EVENTS_H_
 
 #include "base/event_types.h"
 #include "ui/base/keycodes/keyboard_codes.h"
@@ -228,4 +228,4 @@ UI_EXPORT bool IsMouseEventFromTouch(UINT message);
 
 }  // namespace ui
 
-#endif  // UI_BASE_EVENTS_H_
+#endif  // UI_BASE_EVENTS_EVENT_CONSTANTS_EVENTS_H_