Roll pnacl llvm rev.
Roll pnacl llvm rev.

c68c471 Don't generate Type ID's for global variable fields.

Review CL: https://codereview.chromium.org/18185005

BUG= https://code.google.com/p/nativeclient/issues/detail?id=3541
R=jvoung@chromium.org

Review URL: https://codereview.chromium.org/18496007

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@11676 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client