Remove files that don't exist, and fix typos in gyp files

base/base.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,
   },
   'includes': [
     'base.gypi',
@@ skipping 266 matching lines @@
             'dir_reader_posix_unittest.cc',
             'file_descriptor_shuffle_unittest.cc',
             'threading/worker_pool_posix_unittest.cc',
             'message_pump_libevent_unittest.cc',
           ],
         }, {  # OS != "win"
           'sources/': [
             ['exclude', '^win/'],
           ],
           'sources!': [
+            'debug/trace_event_win_unittest.cc',
             'time_win_unittest.cc',
-            'trace_event_win_unittest.cc',
-            'win_util_unittest.cc',
+            'win/win_util_unittest.cc',
           ],
         }],
       ],
     },
     {
       'target_name': 'test_support_base',
       'type': 'static_library',
       'dependencies': [
         'base',
         'base_static',
@@ skipping 80 matching lines @@
       ],
     }],
   ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: