TaskScheduler [11] Support ExecutionMode::SINGLE_THREADED.

base/task_scheduler/scheduler_worker_thread_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_worker_thread.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <vector>
@@ skipping 73 matching lines @@
   std::unique_ptr<SchedulerWorkerThread> worker_thread_;
 
  private:
   class SchedulerWorkerThreadDelegateImpl
       : public SchedulerWorkerThread::Delegate {
    public:
     SchedulerWorkerThreadDelegateImpl(TaskSchedulerWorkerThreadTest* outer)
         : outer_(outer) {}
 
     // SchedulerWorkerThread::Delegate:
-    void OnMainEntry() override {
+    void OnMainEntry(SchedulerWorkerThread* worker_thread) override {
       // Without this |auto_lock|, OnMainEntry() could be called twice without
       // generating an error.
       AutoSchedulerLock auto_lock(outer_->lock_);
       EXPECT_FALSE(outer_->main_entry_called_.IsSignaled());
       outer_->main_entry_called_.Signal();
     }
 
     scoped_refptr<Sequence> GetWork(
         SchedulerWorkerThread* worker_thread) override {
       EXPECT_EQ(outer_->worker_thread_.get(), worker_thread);
@@ skipping 163 matching lines @@
 INSTANTIATE_TEST_CASE_P(OneTaskPerSequence,
                         TaskSchedulerWorkerThreadTest,
                         ::testing::Values(1));
 INSTANTIATE_TEST_CASE_P(TwoTasksPerSequence,
                         TaskSchedulerWorkerThreadTest,
                         ::testing::Values(2));
 
 }  // namespace
 }  // namespace internal
 }  // namespace base