app_shell: Add support for mouse cursors.

ui/base/ui_base.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 114 matching lines @@
         'cursor/cursor_loader_x11.cc',
         'cursor/cursor_loader_x11.h',
         'cursor/cursor_ozone.cc',
         'cursor/cursor_mac.mm',
         'cursor/cursor_util.cc',
         'cursor/cursor_util.h',
         'cursor/cursor_win.cc',
         'cursor/cursor_x11.cc',
         'cursor/cursors_aura.cc',
         'cursor/cursors_aura.h',
+        'cursor/image_cursors.cc',
+        'cursor/image_cursors.h',
         'cursor/ozone/bitmap_cursor_factory_ozone.cc',
         'cursor/ozone/bitmap_cursor_factory_ozone.h',
         'cursor/ozone/cursor_factory_ozone.cc',
         'cursor/ozone/cursor_factory_ozone.h',
         'default_theme_provider.cc',
         'default_theme_provider.h',
         'default_theme_provider_mac.mm',
         'device_form_factor_android.cc',
         'device_form_factor_android.h',
         'device_form_factor_desktop.cc',
@@ skipping 479 matching lines @@
            'variables': {
              'jni_gen_package': 'ui',
              'jni_generator_ptr_type': 'long',
            },
            'includes': [ '../../build/jni_generator.gypi' ],
          },
        ],
     }],
   ],
 }