message: Remove extra `/` from path join.
  This breaks when trying to build proper paths on Windows.
diff: @@ -135,7 +135,7 @@ TEST(LiteralTestUtilTest, ExpectNearFailurePlacesResultsInTemporaryDirectory) {
  } else {
  outdir = tensorflow::testing::TmpDir();
  }
  - string pattern = tensorflow::io::JoinPath(outdir, "/tempfile-*.pb");
  + string pattern = tensorflow::io::JoinPath(outdir, "tempfile-*.pb");
  std::vector<string> files;
  TF_CHECK_OK(env->GetMatchingPaths(pattern, &files));
  for (const auto& f : files) {
  