Partition work for validator and decoder exhaustive tests into smaller pieces.
Partition work for validator and decoder exhaustive tests into smaller pieces.

For better parallelization.

BUG= https://code.google.com/p/nativeclient/issues/detail?id=3167
TEST= ./scons dfacheckdecoder
TEST= ./scons dfacheckvalidator
R=khim@chromium.org

Review URL: https://codereview.chromium.org/21085006

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@11874 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

Lind-Project/native_client,Lind-Project/native_client,Lind-Project/native_client,Lind-Project/native_client,Lind-Project/native_client,Lind-Project/native_client