views: Move the remaining file from views/ to ui/views/.

ui/views/view_constants.h

Index: ui/views/view_constants.h
diff --git a/views/view_constants.h b/ui/views/view_constants.h
similarity index 84%
rename from views/view_constants.h
rename to ui/views/view_constants.h
index cdee4bfca5d5276b6df9f35ce1db8275914c745d..96f07c40596b085c24180d40010aab20e52e3523 100644
--- a/views/view_constants.h
+++ b/ui/views/view_constants.h
@@ -2,11 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef VIEWS_VIEW_CONSTANTS_H_
-#define VIEWS_VIEW_CONSTANTS_H_
+#ifndef UI_VIEWS_VIEW_CONSTANTS_H_
+#define UI_VIEWS_VIEW_CONSTANTS_H_
 #pragma once
 
-#include "views/views_export.h"
+#include "ui/views/views_export.h"
 
 namespace views {
 
@@ -25,4 +25,4 @@ VIEWS_EXPORT extern const int kDropBetweenPixels;
 
 }  // namespace views
 
-#endif  // VIEWS_VIEW_CONSTANTS_H_
+#endif  // UI_VIEWS_VIEW_CONSTANTS_H_