XXX test gn format everything

components/proximity_auth/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.
 
 source_set("proximity_auth") {
   sources = [
     "base64url.cc",
     "base64url.h",
     "bluetooth_connection.cc",
     "bluetooth_connection.h",
@@ skipping 47 matching lines @@
     "//base/test:test_support",
     "//device/bluetooth:mocks",
     "//testing/gmock",
     "//testing/gtest",
   ]
 }
 
 # Note: This is a convenience target for ease of rapid iteration during
 # development. It is not executed on any try or build bots.
 test("proximity_auth_unittests") {
-  sources = [ "run_all_unittests.cc" ]
-  deps = [ ":unit_tests" ]
+  sources = [
+    "run_all_unittests.cc",
+  ]
+  deps = [
+    ":unit_tests",
+  ]
 }