Move ash specific cursor code to CursorManager.

ui/ui.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     'ui_resources.gypi',
@@ skipping 119 matching lines @@
         'base/cocoa/fullscreen_window_manager.h',
         'base/cocoa/fullscreen_window_manager.mm',
         'base/cocoa/nib_loading.h',
         'base/cocoa/nib_loading.mm',
         'base/cocoa/underlay_opengl_hosting_window.h',
         'base/cocoa/underlay_opengl_hosting_window.mm',
         'base/cocoa/window_size_constants.h',
         'base/cocoa/window_size_constants.mm',
         'base/cursor/cursor.cc',
         'base/cursor/cursor.h',
+        'base/cursor/cursor_loader.h',
+        'base/cursor/cursor_loader_win.cc',
+        'base/cursor/cursor_loader_win.h',
+        'base/cursor/cursor_loader_x11.cc',
+        'base/cursor/cursor_loader_x11.h',
         'base/cursor/cursor_win.cc',
         'base/cursor/cursor_x11.cc',
         'base/dialogs/base_shell_dialog.cc',
         'base/dialogs/base_shell_dialog.h',
         'base/dialogs/base_shell_dialog_win.cc',
         'base/dialogs/base_shell_dialog_win.h',
         'base/dialogs/gtk/select_file_dialog_impl.cc',
         'base/dialogs/gtk/select_file_dialog_impl.h',
         'base/dialogs/gtk/select_file_dialog_impl_gtk.cc',
         'base/dialogs/gtk/select_file_dialog_impl_kde.cc',
@@ skipping 630 matching lines @@
     },
   ],
   'conditions': [
     ['inside_chromium_build == 1', {
       'includes': [
         'ui_unittests.gypi',
       ]},
     ],
   ],
 }