message: Pass `s3_file` instead of `filesystem`
diff: @@ -136,9 +136,7 @@ static Aws::Client::ClientConfiguration& GetDefaultClientConfig() {
  return cfg;
  };
  -static void GetS3Client(TF_Filesystem* filesystem) {
  - auto s3_file =
  - static_cast<tf_s3_filesystem::S3File*>(filesystem->plugin_filesystem);
  +static void GetS3Client(tf_s3_filesystem::S3File* s3_file) {
  absl::MutexLock l(&s3_file->initialization_lock);
  if (s3_file->s3_client.get() == nullptr) {
  @@ -170,9 +168,7 @@ static void GetS3Client(TF_Filesystem* filesystem) {
  }
  }
  -static void GetExecutor(TF_Filesystem* filesystem) {
  - auto s3_file =
  - static_cast<tf_s3_filesystem::S3File*>(filesystem->plugin_filesystem);
  +static void GetExecutor(tf_s3_filesystem::S3File* s3_file) {
  absl::MutexLock l(&s3_file->initialization_lock);
  if (s3_file->executor.get() == nullptr) {
  