[Author: dmaclach]
[Author: dmaclach]

Clean up GTMSenTest so that the test predicates match more closely the ones supplied with SenTest
and also gets rid of "Using NULL in arithmetic" warnings when running through C++ compiler.

R=grobbins
DELTA=62  (0 added, 8 deleted, 54 changed)
qokelate/google-toolbox-for-mac,qokelate/google-toolbox-for-mac,qokelate/google-toolbox-for-mac