views: Move widget/ directory to ui/views.

ui/views/widget/native_widget_aura.h

Index: ui/views/widget/native_widget_aura.h
diff --git a/views/widget/native_widget_aura.h b/ui/views/widget/native_widget_aura.h
similarity index 97%
rename from views/widget/native_widget_aura.h
rename to ui/views/widget/native_widget_aura.h
index 8f1383ad45b28b55c06f4605ec7d91e9277c0017..90d05621176eead7778f12006fe9222538c5bee6 100644
--- a/views/widget/native_widget_aura.h
+++ b/ui/views/widget/native_widget_aura.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 VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
-#define VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
+#ifndef UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
+#define UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
 #pragma once
 
 #include "base/memory/scoped_vector.h"
@@ -11,8 +11,8 @@
 #include "ui/aura/client/window_drag_drop_delegate.h"
 #include "ui/aura/window_delegate.h"
 #include "ui/base/events.h"
+#include "ui/views/widget/native_widget_private.h"
 #include "views/views_export.h"
-#include "views/widget/native_widget_private.h"
 
 namespace aura {
 class Window;
@@ -183,4 +183,4 @@ class VIEWS_EXPORT NativeWidgetAura : public internal::NativeWidgetPrivate,
 
 }  // namespace views
 
-#endif  // VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
+#endif  // UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_