Modify SerialIoHandlerWin::OnDeviceRemoved to generate serial::RECEIVE_ERROR_DEVICE_LOST instead.
Modify SerialIoHandlerWin::OnDeviceRemoved to generate
serial::RECEIVE_ERROR_DEVICE_LOST instead.

This patch modified SerialIoHandlerWin::OnDeviceRemoved
to generate serial::RECEIVE_ERROR_DEVICE_LOST instead of
serial::RECEIVE_ERROR_DISCONNECTED.

BUG=361606

Review URL: https://codereview.chromium.org/1471363002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#361430}

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