Merge "releasetools: Update the comments regarding selinux_fc."

    raise ValueError("Failed to find 'fstab_version'")

  if repacking:

    # We carry a copy of file_contexts.bin under META/. If not available, search

    # BOOT/RAMDISK/. Note that sometimes we may need a different file to build

    # images than the one running on device, in that case, we must have the one

    # for image generation copied to META/.

    # "selinux_fc" should point to the file_contexts file (file_contexts.bin)

    # under META/.

    fc_basename = os.path.basename(d.get("selinux_fc", "file_contexts"))

    fc_config = os.path.join(input_file, "META", fc_basename)

    assert os.path.exists(fc_config)