Revert of Revert of Convert installer_util_unittests, sbox_integration_tests, sbox_validation_tests, sbox_unittests to …

Revert of Revert of Convert installer_util_unittests, sbox_integration_tests, sbox_validation_tests, sbox_unittests to … (https://codereview.chromium.org/314173005/)

Reason for revert:
Looks like it was a flake.

Original issue's description:
> Revert of Convert installer_util_unittests, sbox_integration_tests, sbox_validation_tests, sbox_unittests to … (https://codereview.chromium.org/315403006/)
> 
> Reason for revert:
> Broke a bunch of unit tests on Win.
> http://build.chromium.org/p/chromium.win/builders/Win8%20Aura/builds/19568
> 
> Original issue's description:
> > Convert installer_util_unittests, sbox_integration_tests, sbox_validation_tests, sbox_unittests to new test launcher
> > 
> > Also add them to the Windows trybots
> > 
> > BUG=381071
> > R=grt@chromium.org, rvargas@chromium.org
> > 
> > Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=275801
> 
> TBR=gab@chromium.org,rvargas@chromium.org,grt@chromium.org,phajdan.jr@chromium.org
> NOTREECHECKS=true
> NOTRY=true
> BUG=381071
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=275805

TBR=gab@chromium.org,rvargas@chromium.org,grt@chromium.org,phajdan.jr@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=381071
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=275806

[alph, 2014-06-09 14:49:52]

Created Revert of Revert of Convert installer_util_unittests,
sbox_integration_tests, sbox_validation_tests, sbox_unittests to …