Rename gfx::Display/Screen to display::Display/Screen in message_center

ui/message_center/views/popup_alignment_delegate.h

 // 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_MESSAGE_CENTER_VIEWS_POPUP_ALIGNMENT_DELEGATE_H_
 #define UI_MESSAGE_CENTER_VIEWS_POPUP_ALIGNMENT_DELEGATE_H_
 
 #include "ui/message_center/message_center_export.h"
 
 namespace gfx {
 class Display;
 class Point;
 class Rect;
 }
 
+namespace display {
+using Display = gfx::Display;
+}
+
 namespace message_center {
 
 class MessagePopupCollection;
 
 class MESSAGE_CENTER_EXPORT PopupAlignmentDelegate {
  public:
   PopupAlignmentDelegate();
 
   void set_collection(MessagePopupCollection* collection) {
     collection_ = collection;
@@ skipping 12 matching lines @@
   // Returns true if the toast should be aligned top down.
   virtual bool IsTopDown() const = 0;
 
   // Returns true if the toasts are positioned at the left side of the desktop
   // so that their reveal animation should happen from left side.
   virtual bool IsFromLeft() const = 0;
 
   // Called when a new toast appears or toasts are rearranged in the |display|.
   // The subclass may override this method to check the current desktop status
   // so that the toasts are arranged at the correct place.
-  virtual void RecomputeAlignment(const gfx::Display& display) = 0;
+  virtual void RecomputeAlignment(const display::Display& display) = 0;
 
  protected:
   virtual ~PopupAlignmentDelegate();
 
   void DoUpdateIfPossible();
 
  private:
   MessagePopupCollection* collection_;
 };
 
 }  // namespace message_center
 
 #endif  // UI_MESSAGE_CENTER_VIEWS_POPUP_ALIGNMENT_DELEGATE_H_