Review Request: Fixed slave to properly figure out a command executor.

[Vinod Kone]

-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/10278/
-----------------------------------------------------------

Review request for mesos, Benjamin Hindman and Ben Mahler.


Description
-------

See summary.


Diffs
-----

  src/slave/slave.cpp 325231458a6883019436e7cc5a37f85f0f5735fa 

Diff: https://reviews.apache.org/r/10278/diff/


Testing
-------

make check


Thanks,

Vinod Kone