Make the NaCl windows 64 bit binaries not depend on chrome targets.

ui/ui.gyp

 # Copyright (c) 2011 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,
     'toolkit_views2': 0,  # ui/views/ is an experimental framework on Windows.
   },
   'target_defaults': {
@@ skipping 514 matching lines @@
                 'python', '-c',
                 'import os, shutil; ' \
                 'shutil.copyfile(\'<(ui_copy_target)\', \'<(ui_copy_dest)\'); ' \
                 'os.chmod(\'<(ui_copy_dest)\', 0700)'
               ]
             }
           ],
         },
       ],
     }],
-    ['OS=="win"', {
-      'targets': [
-        {
-          'target_name': 'ui_nacl_win64',
-          'type': '<(component)',
-          'dependencies': [
-            '../base/base.gyp:base_nacl_win64',
-          ],
-          'defines': [
-            'UI_IMPLEMENTATION',
-            '<@(nacl_win64_defines)',
-          ],
-          'sources': [
-            'base/resource/resource_bundle_dummy.cc',
-            'base/ui_base_paths.h',
-            'base/ui_base_paths.cc',
-            'base/ui_base_switches.h',
-            'base/ui_base_switches.cc',
-          ],
-          'include_dirs': [
-            '..',
-          ],
-          'configurations': {
-            'Common_Base': {
-              'msvs_target_platform': 'x64',
-            },
-          },
-        },
-      ],
-    }],
   ],
 }