Update GN build files for new prefs location.

chrome/common/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.
 
 import("//build/buildflag_header.gni")
 import("//chrome/common/features.gni")
 import("//chrome/version.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//tools/grit/grit_rule.gni")
 
@@ skipping 44 matching lines @@
   configs += [
     "//build/config:precompiled_headers",
     "//build/config/compiler:wexit_time_destructors",
   ]
 
   public_deps = [
     ":features",
     "//base:base",
     "//base:base_static",
     "//base:i18n",
-    "//base:prefs",
     "//chrome:resources",
     "//chrome:strings",
     "//chrome/app/theme:theme_resources",
     "//chrome/common:constants",
     "//chrome/common/safe_browsing:proto",
     "//chrome/common/variations:fieldtrial_testing_config",
     "//chrome/installer/util:with_no_strings",
     "//components/cloud_devices/common",
     "//components/component_updater",
     "//components/content_settings/core/common",
     "//components/crash/core/common",
     "//components/data_reduction_proxy/content/common",
     "//components/dom_distiller/core",
     "//components/error_page/common",
     "//components/favicon_base",
     "//components/flags_ui:switches",
     "//components/gcm_driver/common",
     "//components/json_schema",
     "//components/metrics",
     "//components/metrics:net",
     "//components/nacl/common:process_type",
     "//components/nacl/common:switches",
     "//components/offline_pages:switches",
     "//components/omnibox/common",
     "//components/policy:policy_component_common",
+    "//components/prefs",
     "//components/strings",
     "//components/translate/core/common",
     "//components/url_formatter",
     "//components/variations",
     "//components/version_info",
     "//content/public/common",
     "//crypto",
     "//extensions/common:common_constants",
     "//gin",
     "//google_apis",
@@ skipping 284 matching lines @@
     ":constants",
     "//base",
   ]
 }
 
 mojom("mojo_bindings") {
   sources = [
     "resource_usage_reporter.mojom",
   ]
 }