Revert of Name TaskScheduler's worker threads

base/task_scheduler/scheduler_thread_pool_impl_unittest.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 "base/task_scheduler/scheduler_thread_pool_impl.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <unordered_set>
@@ skipping 45 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(TestDelayedTaskManager);
 };
 
 class TaskSchedulerThreadPoolImplTest
     : public testing::TestWithParam<ExecutionMode> {
  protected:
   TaskSchedulerThreadPoolImplTest() = default;
 
   void SetUp() override {
     thread_pool_ = SchedulerThreadPoolImpl::Create(
-        "TestThreadPoolWithFileIO", ThreadPriority::NORMAL,
-        kNumThreadsInThreadPool, IORestriction::ALLOWED,
+        ThreadPriority::NORMAL, kNumThreadsInThreadPool, IORestriction::ALLOWED,
         Bind(&TaskSchedulerThreadPoolImplTest::ReEnqueueSequenceCallback,
              Unretained(this)),
         &task_tracker_, &delayed_task_manager_);
     ASSERT_TRUE(thread_pool_);
   }
 
   void TearDown() override {
     thread_pool_->WaitForAllWorkerThreadsIdleForTesting();
     thread_pool_->JoinForTesting();
   }
@@ skipping 275 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(TaskSchedulerThreadPoolImplIORestrictionTest);
 };
 
 }  // namespace
 
 TEST_P(TaskSchedulerThreadPoolImplIORestrictionTest, IORestriction) {
   TaskTracker task_tracker;
   DelayedTaskManager delayed_task_manager(Bind(&DoNothing));
 
   auto thread_pool = SchedulerThreadPoolImpl::Create(
-      "TestThreadPoolWithParam", ThreadPriority::NORMAL, 1U, GetParam(),
+      ThreadPriority::NORMAL, 1U, GetParam(),
       Bind(&NotReachedReEnqueueSequenceCallback), &task_tracker,
       &delayed_task_manager);
   ASSERT_TRUE(thread_pool);
 
   WaitableEvent task_ran(true, false);
   thread_pool->CreateTaskRunnerWithTraits(TaskTraits(), ExecutionMode::PARALLEL)
       ->PostTask(FROM_HERE, Bind(&ExpectIORestriction, GetParam(), &task_ran));
   task_ran.Wait();
 
   thread_pool->JoinForTesting();
 }
 
 INSTANTIATE_TEST_CASE_P(IOAllowed,
                         TaskSchedulerThreadPoolImplIORestrictionTest,
                         ::testing::Values(IORestriction::ALLOWED));
 INSTANTIATE_TEST_CASE_P(IODisallowed,
                         TaskSchedulerThreadPoolImplIORestrictionTest,
                         ::testing::Values(IORestriction::DISALLOWED));
 
 }  // namespace internal
 }  // namespace base