Validator_ragel: add 64-bit support to python interface to validator.
Validator_ragel: add 64-bit support to python interface to validator.

BUG= https://code.google.com/p/nativeclient/issues/detail?id=3167
TEST= ./scons run_validator_py_test

Review URL: https://codereview.chromium.org/12234002

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@10711 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