Removal of drag window to user tray icon functionality

ash/system/user/tray_user.h

 // Copyright (c) 2012 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 ASH_SYSTEM_USER_TRAY_USER_H_
 #define ASH_SYSTEM_USER_TRAY_USER_H_
 
 #include "ash/ash_export.h"
 #include "ash/session_state_delegate.h"
 #include "ash/system/tray/system_tray_item.h"
 #include "ash/system/user/user_observer.h"
 #include "base/compiler_specific.h"
 
 namespace gfx {
 class Rect;
-class Point;
 }
 
 namespace views {
 class ImageView;
 class Label;
 }
 
 namespace ash {
 namespace internal {
 
@@ skipping 15 matching lines @@
   // Allows unit tests to see if the item was created.
   enum TestState {
     HIDDEN,               // The item is hidden.
     SHOWN,                // The item gets presented to the user.
     HOVERED,              // The item is hovered and presented to the user.
     ACTIVE,               // The item was clicked and can add a user.
     ACTIVE_BUT_DISABLED   // The item was clicked anc cannot add a user.
   };
   TestState GetStateForTest() const;
 
-  // Checks if a drag and drop operation would be able to land a window on this
-  // |point_in_screen|.
-  bool CanDropWindowHereToTransferToUser(const gfx::Point& point_in_screen);
-
-  // Try to re-parent the |window| to a new owner. Returns true if the window
-  // got transfered.
-  bool TransferWindowToUser(aura::Window* window);
-
   // Returns the bounds of the user panel in screen coordinates.
   // Note: This only works when the panel shown.
   gfx::Rect GetUserPanelBoundsInScreenForTest() const;
 
  private:
   // Overridden from SystemTrayItem.
   virtual views::View* CreateTrayView(user::LoginStatus status) OVERRIDE;
   virtual views::View* CreateDefaultView(user::LoginStatus status) OVERRIDE;
   virtual views::View* CreateDetailedView(user::LoginStatus status) OVERRIDE;
   virtual void DestroyTrayView() OVERRIDE;
   virtual void DestroyDefaultView() OVERRIDE;
   virtual void DestroyDetailedView() OVERRIDE;
   virtual void UpdateAfterLoginStatusChange(user::LoginStatus status) OVERRIDE;
   virtual void UpdateAfterShelfAlignmentChange(
       ShelfAlignment alignment) OVERRIDE;
 
   // Overridden from UserObserver.
   virtual void OnUserUpdate() OVERRIDE;
   virtual void OnUserAddedToSession() OVERRIDE;
 
   void UpdateAvatarImage(user::LoginStatus status);
 
   // Get the user index which should be used for the tray icon of this item.
   MultiProfileIndex GetTrayIndex();
 
-  // Return the radius for the tray item to use.
-  int GetTrayItemRadius();
-
   // Updates the layout of this item.
   void UpdateLayoutOfItem();
 
   // The user index to use.
   MultiProfileIndex multiprofile_index_;
 
   tray::UserView* user_;
 
   // View that contains label and/or avatar.
   views::View* layout_view_;
   tray::RoundedImageView* avatar_;
   views::Label* label_;
 
   DISALLOW_COPY_AND_ASSIGN(TrayUser);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_USER_TRAY_USER_H_