XXX test gn format everything

components/webdata/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.
 
 component("common") {
   output_name = "webdata_common"
 
   sources = [
     "web_database.cc",
     "web_database.h",
     "web_database_service.cc",
     "web_database_service.h",
     "web_database_table.cc",
     "web_database_table.h",
     "web_data_request_manager.cc",
     "web_data_request_manager.h",
     "web_data_results.h",
     "web_data_service_backend.cc",
     "web_data_service_backend.h",
     "web_data_service_base.cc",
     "web_data_service_base.h",
     "web_data_service_consumer.h",
     "webdata_constants.cc",
     "webdata_constants.h",
     "webdata_export.h",
   ]
 
-  defines = [
-    "WEBDATA_IMPLEMENTATION",
-  ]
+  defines = [ "WEBDATA_IMPLEMENTATION" ]
 
   deps = [
     "//base",
     "//sql",
   ]
 }