344     : thread_(Thread::Current()),  in ScopedDisallowBlockingCalls()
345       previous_state_(thread_->SetAllowBlockingCalls(false)) {}  in ScopedDisallowBlockingCalls()
348   RTC_DCHECK(thread_->IsCurrent());  in ~ScopedDisallowBlockingCalls()
349   thread_->SetAllowBlockingCalls(previous_state_);  in ~ScopedDisallowBlockingCalls()
753   thread_ = CreateThread(nullptr, 0, PreRun, this, 0, &thread_id_);  in Start()
754   if (!thread_) {  in Start()
761   int error_code = pthread_create(&thread_, &attr, PreRun, this);  in Start()
764     thread_ = 0;  in Start()
767   RTC_DCHECK(thread_);  in Start()
780   if (thread_ != nullptr) {  in UnwrapCurrent()
781     if (!CloseHandle(thread_)) {  in UnwrapCurrent()
785     thread_ = nullptr;  in UnwrapCurrent()
789   thread_ = 0;  in UnwrapCurrent()
808   RTC_DCHECK(thread_ != nullptr);  in Join()
809   WaitForSingleObject(thread_, INFINITE);  in Join()
810   CloseHandle(thread_);  in Join()
811   thread_ = nullptr;  in Join()
814   pthread_join(thread_, nullptr);  in Join()
815   thread_ = 0;  in Join()
1089     thread_ = OpenThread(SYNCHRONIZE, FALSE, GetCurrentThreadId());  in PreRun()
1090     if (!thread_) {  in PreRun()
1097   thread_ = pthread_self();  in PreRun()
1106   return thread_ != nullptr;  in PreRun()
1108   return thread_ != 0;  in PreRun()