message: [TF:XLA] Bump open source llvm revision to r351428
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 = "2027c5043ea3458376fbf4263aaab3b257736b9e4a1e9e9984f15e245177979d",
  - strip_prefix = "llvm-82a2c96ee81a617918d9bcc0fbe9af860e437f5f",
  + sha256 = "986122dee6053db98d4cf8a60efedd6d94e20c557cc97299a0c7d33b9efae12d",
  + strip_prefix = "llvm-329f768b5fc380a4bfa327396f108a8d8f33e77b",
  urls = [
  - "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/82a2c96ee81a617918d9bcc0fbe9af860e437f5f.tar.gz",
  - "https://github.com/llvm-mirror/llvm/archive/82a2c96ee81a617918d9bcc0fbe9af860e437f5f.tar.gz",
  + "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/329f768b5fc380a4bfa327396f108a8d8f33e77b.tar.gz",
  + "https://github.com/llvm-mirror/llvm/archive/329f768b5fc380a4bfa327396f108a8d8f33e77b.tar.gz",
  ],
  )
  