Depend on stored sync session GUID for Android.

sync/sync.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,
   },
   'targets': [
     # The core sync library.
@@ skipping 170 matching lines @@
         'util/get_session_name_ios.mm',
         'util/get_session_name_ios.h',
         'util/get_session_name_mac.mm',
         'util/get_session_name_mac.h',
         'util/get_session_name_win.cc',
         'util/get_session_name_win.h',
         'util/logging.cc',
         'util/logging.h',
         'util/nigori.cc',
         'util/nigori.h',
-        'util/session_utils_android.cc',
-        'util/session_utils_android.h',
         'util/time.cc',
         'util/time.h',
       ],
     },
 
     # The sync notifications library.
     {
       'target_name': 'sync_notifier',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 762 matching lines @@
           'variables': {
             'test_suite_name': 'sync_unit_tests',
             'input_shlib_path': '<(SHARED_LIB_DIR)/<(SHARED_LIB_PREFIX)sync_unit_tests<(SHARED_LIB_SUFFIX)',
           },
           'includes': [ '../build/apk_test.gypi' ],
         },
       ],
     }],
   ],
 }