Method lock

plugins/experimental/inliner/ts.cc:315–328

  }

  Lock
  IOSink::lock()
  {
    const WriteOperationPointer operation = operation_.lock();

    if (!operation) {
      return Lock();
    }

    assert(operation != nullptr);
    assert(operation->mutex_ != nullptr);

    return Lock(operation->mutex_);
  }

  void
  IOSink::abort()