Remove enable_configuration_policy build define.

components/sync/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("//build/config/features.gni")
 import("//components/sync/protocol/protocol_sources.gni")
 import("//testing/test.gni")
 
 static_library("sync") {
@@ skipping 605 matching lines @@
       "engine_impl/loopback_server/persistent_bookmark_entity.h",
       "engine_impl/loopback_server/persistent_permanent_entity.cc",
       "engine_impl/loopback_server/persistent_permanent_entity.h",
       "engine_impl/loopback_server/persistent_tombstone_entity.cc",
       "engine_impl/loopback_server/persistent_tombstone_entity.h",
       "engine_impl/loopback_server/persistent_unique_client_entity.cc",
       "engine_impl/loopback_server/persistent_unique_client_entity.h",
     ]
   }
 
-  if (enable_configuration_policy) {
+  if (!is_ios) {
     sources += [
       "driver/sync_policy_handler.cc",
       "driver/sync_policy_handler.h",
     ]
     deps += [
       "//components/policy:generated",
       "//components/policy/core/browser",
     ]
   }
 
@@ skipping 346 matching lines @@
   }
 
   if (is_ios) {
     sources -= [ "engine/net/http_bridge_unittest.cc" ]
   }
 
   if (is_win) {
     sources += [ "engine_impl/loopback_server/loopback_server_unittest.cc" ]
   }
 
-  if (enable_configuration_policy) {
+  if (!is_ios) {
     sources += [ "driver/sync_policy_handler_unittest.cc" ]
     deps += [
       "//components/policy:generated",
       "//components/policy/core/browser",
     ]
   }
 
   defines = [ "SYNC_TEST" ]
 }
 
@@ skipping 133 matching lines @@
     deps = [
       ":fake_server_jni",
       ":sync",
       ":test_support_fake_server",
       "//base",
       "//testing/gtest",
       "//url:url",
     ]
   }
 }