RTSP: clear data/eos status before returning from seek

The original RTSP seek implementation involves pausing and restarting
a session. This change clears data/eos status after an rtsp session
is paused for a seek, and delays the seek to return after data/eos
status are cleared.

Bug: 22207372
Change-Id: I1bdf65653f90436f7ee5d7fe85eeadc1598a0d56
3 files changed