Revert "nuplayer: Fix audio EOS notifiy on AudioSink not ready"

This patch is buggy, and causing notifyConsume not called
when the buffer is erased, causing audio discontinous cannot
resume properly. This patch is not in 8994 CAF also.

FEIJ-276

This reverts commit dc5f0eb0.

Change-Id: Idcb5ec9a419a979afe170d3a518ee7696a6fac6c
(cherry picked from commit 8436846a)