XXX test gn format everything

components/ownership/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.
 
 component("ownership") {
   sources = [
     "mock_owner_key_util.cc",
     "mock_owner_key_util.h",
     "owner_key_util.cc",
     "owner_key_util.h",
     "owner_key_util_impl.cc",
     "owner_key_util_impl.h",
     "owner_settings_service.cc",
     "owner_settings_service.h",
   ]
 
-  defines = [
-    "OWNERSHIP_IMPLEMENTATION"
-  ]
+  defines = [ "OWNERSHIP_IMPLEMENTATION" ]
 
   deps = [
     "//base",
     "//components/keyed_service/core",
     "//components/policy",
     "//components/policy/proto",
     "//components/policy:policy_component_common",
     "//crypto",
   ]
 }
 
 source_set("unit_tests") {
   testonly = true
-  sources = ["owner_key_util_impl_unittest.cc"]
+  sources = [
+    "owner_key_util_impl_unittest.cc",
+  ]
 
   deps = [
     ":ownership",
     "//testing/gtest",
   ]
 }