Rename clang_rev to pnacl_clang_rev in pnacl/DEPS
Rename clang_rev to pnacl_clang_rev in pnacl/DEPS

To make it more consistent with pnacl_llvm_rev, since we now have
(a small amount of) LOCALMODs in the Clang repo. Also remove the
comment describing it since it's no longer accurate.

BUG=None
R=dschuff@chromium.org

Review URL: https://codereview.chromium.org/19482014

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@11816 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