GTTF: instantiate ThreadChecker early in the test launcher

base/test/unit_test_launcher.cc

 // Copyright 2013 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 "base/test/unit_test_launcher.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
@@ skipping 267 matching lines @@
         test_result.test_name = tests[i].test_name;
         test_result.status = TestResult::TEST_UNKNOWN;
         tests[i].callback.Run(test_result);
         called_any_callback = true;
       }
     }
 
     return called_any_callback;
   }
 
+  ThreadChecker thread_checker_;
+
   ParallelTestLauncher parallel_launcher_;
 
   // Maximum number of tests to run in a single batch.
   size_t batch_limit_;
 
   std::vector<TestLaunchInfo> tests_;
-
-  ThreadChecker thread_checker_;
 };
 
 bool GetSwitchValueAsInt(const std::string& switch_name, int* result) {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(switch_name))
     return true;
 
   std::string switch_value =
       CommandLine::ForCurrentProcess()->GetSwitchValueASCII(switch_name);
   if (!StringToInt(switch_value, result) || *result < 1) {
     LOG(ERROR) << "Invalid value for " << switch_name << ": " << switch_value;
@@ skipping 48 matching lines @@
 
   fprintf(stdout,
           "Tests took %" PRId64 " seconds.\n",
           (base::TimeTicks::Now() - start_time).InSeconds());
   fflush(stdout);
 
   return exit_code;
 }
 
 }  // namespace base