old_contents: """Provides the repository macro to import TFRT."""
  
  load("//third_party:repo.bzl", "tf_http_archive")
  
  def repo():
      """Imports TFRT."""
  
      # Attention: tools parse and update these lines.
      TFRT_COMMIT = "7d2796b43ec615dab37b3cfcd30a0199bd8874a8"
      TFRT_SHA256 = "e662d0a3e42658af588c737d26e6f7f64e4cc7623b8a70aa57bb18dda3e7e650"
  
      tf_http_archive(
          name = "tf_runtime",
          sha256 = TFRT_SHA256,
          strip_prefix = "runtime-{commit}".format(commit = TFRT_COMMIT),
          urls = [
              "http://mirror.tensorflow.org/github.com/tensorflow/runtime/archive/{commit}.tar.gz".format(commit = TFRT_COMMIT),
              "https://github.com/tensorflow/runtime/archive/{commit}.tar.gz".format(commit = TFRT_COMMIT),
          ],
      )
  
new_contents: """Provides the repository macro to import TFRT."""
  
  load("//third_party:repo.bzl", "tf_http_archive")
  
  def repo():
      """Imports TFRT."""
  
      # Attention: tools parse and update these lines.
      TFRT_COMMIT = "a21fd8573b17cc335ec7c8fcc93036a25ae75910"
      TFRT_SHA256 = "ba8d38aa3a88d748d8d46ea5ea758c233a566969efd3afd3bbfef0f444542932"
  
      tf_http_archive(
          name = "tf_runtime",
          sha256 = TFRT_SHA256,
          strip_prefix = "runtime-{commit}".format(commit = TFRT_COMMIT),
          urls = [
              "http://mirror.tensorflow.org/github.com/tensorflow/runtime/archive/{commit}.tar.gz".format(commit = TFRT_COMMIT),
              "https://github.com/tensorflow/runtime/archive/{commit}.tar.gz".format(commit = TFRT_COMMIT),
          ],
      )
  
subject: Update TFRT dependency to use revision http://github.com/tensorflow/runtime/commit/a21fd8573b17cc335ec7c8fcc93036a25ae75910.