Remove duplicated user_prefs::TestingPrefServiceSyncable

components/invalidation/impl/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.
 
 if (is_android) {
   import("//build/config/android/rules.gni")
 }
 
 static_library("impl") {
   sources = [
@@ skipping 120 matching lines @@
       "registration_manager_unittest.cc",
       "single_object_invalidation_set_unittest.cc",
       "sync_invalidation_listener_unittest.cc",
       "sync_system_resources_unittest.cc",
       "ticl_invalidation_service_unittest.cc",
       "ticl_profile_settings_provider_unittest.cc",
       "unacked_invalidation_set_unittest.cc",
     ]
     deps += [
       "//components/gcm_driver:test_support",
-      "//components/pref_registry:test_support",
       "//components/signin/core/browser:test_support",
+      "//components/sync_preferences:test_support",
       "//google_apis:test_support",
       "//net",
     ]
   }
 }
 
 static_library("test_support") {
   testonly = true
   sources = [
     "fake_invalidation_handler.cc",
@@ skipping 97 matching lines @@
       "//base:base_java_test_support",
     ]
   }
   generate_jni("jni_headers") {
     sources = [
       "android/java/src/org/chromium/components/invalidation/InvalidationService.java",
     ]
     jni_package = "components/invalidation"
   }
 }