Remove ui/gfx/screen_type_delegate.h

chrome/browser/ui/views/tabs/tab_drag_controller.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 CHROME_BROWSER_UI_VIEWS_TABS_TAB_DRAG_CONTROLLER_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_TAB_DRAG_CONTROLLER_H_
 
 #include <stddef.h>
 
 #include <vector>
@@ skipping 444 matching lines @@
 
   EventSource event_source_;
 
   // The TabStrip the drag originated from.
   TabStrip* source_tabstrip_;
 
   // The TabStrip the dragged Tab is currently attached to, or NULL if the
   // dragged Tab is detached.
   TabStrip* attached_tabstrip_;
 
-  // The screen that this drag is associated with. Cached, because other UI
-  // elements are NULLd at various points during the lifetime of this object.
-  gfx::Screen* screen_;
-
   // The desktop type that this drag is associated with. Cached, because other
   // UI elements are NULLd at various points during the lifetime of this
   // object.
   chrome::HostDesktopType host_desktop_type_;
 
   // Whether capture can be released during the drag. When false, capture should
   // not be released when transferring capture between widgets and when starting
   // the move loop.
   bool can_release_capture_;
 
@@ skipping 123 matching lines @@
   int attach_index_;
 
   scoped_ptr<ui::EventHandler> escape_tracker_;
 
   base::WeakPtrFactory<TabDragController> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TabDragController);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_TAB_DRAG_CONTROLLER_H_