Enable swarming on filesystem_service_unittests.

components/filesystem/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("//mojo/public/mojo_application.gni")
 import("//mojo/public/mojo_application_manifest.gni")
 import("//testing/test.gni")
 
 source_set("lib") {
   sources = [
@@ skipping 43 matching lines @@
   data_deps = [
     ":manifest",
   ]
 }
 
 mojo_application_manifest("manifest") {
   application_name = "filesystem"
   source = "manifest.json"
 }
 
-test("unittests") {
-  output_name = "filesystem_service_unittests"
-
+test("filesystem_service_unittests") {
   sources = [
     "directory_impl_unittest.cc",
     "file_impl_unittest.cc",
     "files_test_base.cc",
     "files_test_base.h",
   ]
 
   deps = [
     "//base",
     "//components/filesystem/public/interfaces",
     "//mojo/common",
     "//mojo/platform_handle",
     "//mojo/public/cpp/bindings",
     "//services/shell/public/cpp:shell_test_support",
     "//services/shell/public/cpp:sources",
     "//services/shell/public/cpp/test:run_all_shelltests",
   ]
 
   data_deps = [
     ":test_manifest",
     ":filesystem",
   ]
 }
 
 mojo_application_manifest("test_manifest") {
   type = "exe"
   application_name = "filesystem_service_unittests"
   source = "test_manifest.json"
 }