[Sync] Make the 'sync' target the one clients should use

chrome/chrome.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,
 
     'variables': {
       'version_py_path': 'tools/build/version.py',
       'version_path': 'VERSION',
@@ skipping 13 matching lines @@
       'common',
       'browser',
       'debugger',
       'plugin',
       'renderer',
       'utility',
       '../content/content.gyp:content_app',
       '../content/content.gyp:content_gpu',
       '../content/content.gyp:content_ppapi_plugin',
       '../content/content.gyp:content_worker',
-      '../sync/sync.gyp:syncapi_core',
       '../printing/printing.gyp:printing',
       '../third_party/WebKit/Source/WebKit/chromium/WebKit.gyp:inspector_resources',
     ],
     'allocator_target': '../base/allocator/allocator.gyp:allocator',
     'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
     'protoc_out_dir': '<(SHARED_INTERMEDIATE_DIR)/protoc_out',
     'repack_locales_cmd': ['python', 'tools/build/repack_locales.py'],
     # TODO: remove this helper when we have loops in GYP
     'apply_locales_cmd': ['python', '<(DEPTH)/build/apply_locales.py'],
     'conditions': [
@@ skipping 1017 matching lines @@
           'sources': [
             'browser/safe_browsing/signature_util.h',
             'browser/safe_browsing/signature_util_win.cc',
             'tools/safe_browsing/sb_sigutil.cc',
           ],
         },
       ]},  # 'targets'
     ],  # OS=="win"
   ],  # 'conditions'
 }