Use mash::session::mojom::kServiceName instead of a hardcoded string

chrome/test/base/mash_browser_tests_main.cc

 // Copyright 2016 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.
 
 #include <algorithm>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/debug/debugger.h"
 #include "base/debug/stack_trace.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/i18n/icu_util.h"
 #include "base/json/json_reader.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/process/launch.h"
 #include "base/run_loop.h"
 #include "base/sys_info.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/values.h"
 #include "chrome/test/base/chrome_test_launcher.h"
 #include "chrome/test/base/chrome_test_suite.h"
 #include "chrome/test/base/mojo_test_connector.h"
 #include "content/public/app/content_main.h"
 #include "content/public/common/service_manager_connection.h"
 #include "content/public/test/test_launcher.h"
 #include "mash/package/mash_packaged_service.h"
+#include "mash/session/public/interfaces/constants.mojom.h"
 #include "services/service_manager/public/cpp/connector.h"
 #include "services/service_manager/public/cpp/service.h"
 #include "services/service_manager/public/cpp/service_context.h"
 #include "services/service_manager/public/cpp/service_runner.h"
 #include "services/service_manager/public/cpp/standalone_service/standalone_service.h"
 #include "services/service_manager/runner/common/switches.h"
 #include "services/service_manager/runner/init.h"
 #include "services/ui/common/switches.h"
 #include "ui/aura/env.h"
 
 namespace {
 
 const base::FilePath::CharType kCatalogFilename[] =
     FILE_PATH_LITERAL("mash_browser_tests_catalog.json");
 
 void ConnectToDefaultApps(service_manager::Connector* connector) {
-  connector->Connect("mash_session");
+  connector->Connect(mash::session::mojom::kServiceName);
 }
 
 class MashTestSuite : public ChromeTestSuite {
  public:
   MashTestSuite(int argc, char** argv) : ChromeTestSuite(argc, argv) {}
 
   void SetMojoTestConnector(std::unique_ptr<MojoTestConnector> connector) {
     mojo_test_connector_ = std::move(connector);
   }
 
@@ skipping 144 matching lines @@
   if (command_line->HasSwitch(content::kSingleProcessTestsFlag) &&
       !command_line->HasSwitch(switches::kPrimordialPipeToken)) {
     service_manager_connection_factory =
         base::Bind(&CreateServiceManagerConnection, &delegate);
     content::ServiceManagerConnection::SetFactoryForTest(
         &service_manager_connection_factory);
   }
   *exit_code = LaunchChromeTests(default_jobs, &delegate, argc, argv);
   return true;
 }