Allow the cursor to warp even when a window is dragged

ash/shell.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_SHELL_H_
 #define ASH_SHELL_H_
 
 #include <utility>
 #include <vector>
 
@@ skipping 148 matching lines @@
   // Returns the primary RootWindow. The primary RootWindow is the one
   // that has a launcher.
   static aura::RootWindow* GetPrimaryRootWindow();
 
   // Returns the active RootWindow. The active RootWindow is the one that
   // contains the current active window as a decendant child. The active
   // RootWindow remains the same even when the active window becomes NULL,
   // until the another window who has a different root window becomes active.
   static aura::RootWindow* GetActiveRootWindow();
 
-  // Returns the RootWindow at |point| in the virtual screen coordinates.
-  // Returns NULL if the root window does not exist at the given
-  // point.
-  static aura::RootWindow* GetRootWindowAt(const gfx::Point& point);
-
-  // Returns the RootWindow that shares the most area with |rect| in
-  // the virtual scren coordinates.
-  static aura::RootWindow* GetRootWindowMatching(const gfx::Rect& rect);
-
   // Returns all root windows. In non extended desktop mode, this
   // returns the primary root window only.
   static RootWindowList GetAllRootWindows();
 
   static aura::Window* GetContainer(aura::RootWindow* root_window,
                                     int container_id);
 
   // Returns the list of containers that match |container_id| in
   // all root windows.
   static std::vector<aura::Window*> GetAllContainers(int container_id);
@@ skipping 304 matching lines @@
 
   // Used by ash/shell.
   content::BrowserContext* browser_context_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_