Update LLVM rev to pull in cherrypick of 187787.
Update LLVM rev to pull in cherrypick of 187787.

Review CL: https://codereview.chromium.org/26538008

BUG= https://code.google.com/p/nativeclient/issues/detail?id=3702
R=jfb@chromium.org

Review URL: https://codereview.chromium.org/26967005

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@12242 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

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