Update Pnacl DEPS to get merge of LLVM up to r159618
Update Pnacl DEPS to get merge of LLVM up to r159618

R=sehr@chromium.org,jvoung@chromium.org
BUG=none
test=all

Review URL: https://chromiumcodereview.appspot.com/10827408

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@9515 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

sbc100/native_client,sbc100/native_client,nacl-webkit/native_client,sbc100/native_client,nacl-webkit/native_client,sbc100/native_client,nacl-webkit/native_client,sbc100/native_client,sbc100/native_client,nacl-webkit/native_client,nacl-webkit/native_client