message: [TF:XLA] Bump open source llvm revision to r351568
diff: @@ -512,11 +512,11 @@ def tf_workspace(path_prefix = "", tf_repo_name = ""):
  tf_http_archive(
  name = "llvm",
  build_file = clean_dep("//third_party/llvm:llvm.autogenerated.BUILD"),
  - sha256 = "986122dee6053db98d4cf8a60efedd6d94e20c557cc97299a0c7d33b9efae12d",
  - strip_prefix = "llvm-329f768b5fc380a4bfa327396f108a8d8f33e77b",
  + sha256 = "d78389159aee7c3465b49843b46a8ac1b37db28db09dcf7522f6d31f32e5c97c",
  + strip_prefix = "llvm-316e6ae08e262dee261d1ca53a685b5ca6757a7f",
  urls = [
  - "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/329f768b5fc380a4bfa327396f108a8d8f33e77b.tar.gz",
  - "https://github.com/llvm-mirror/llvm/archive/329f768b5fc380a4bfa327396f108a8d8f33e77b.tar.gz",
  + "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/316e6ae08e262dee261d1ca53a685b5ca6757a7f.tar.gz",
  + "https://github.com/llvm-mirror/llvm/archive/316e6ae08e262dee261d1ca53a685b5ca6757a7f.tar.gz",
  ],
  )
  