[Sync] Move //sync to //components/sync.

components/webdata_services/BUILD.gn

 # 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.
 
 static_library("webdata_services") {
   output_name = "webdata_services"
 
   sources = [
     "web_data_service_wrapper.cc",
     "web_data_service_wrapper.h",
   ]
 
   deps = [
     "//base",
     "//components/autofill/core/browser",
     "//components/keyed_service/core",
     "//components/password_manager/core/browser",
     "//components/search_engines",
     "//components/signin/core/browser",
+    "//components/sync",
     "//components/webdata/common",
     "//sql",
-    "//sync",
   ]
 }
 
 static_library("test_support") {
   testonly = true
   sources = [
     "web_data_service_test_util.cc",
     "web_data_service_test_util.h",
   ]
 
   deps = [
     ":webdata_services",
     "//base",
     "//components/autofill/core/browser",
     "//components/signin/core/browser",
   ]
 }