Bug#847200: libx11-data is not provided by any available package

[Osamu Aoki <osamu@debian.org>]

Source: libx11
Version: 2:1.6.4-1
Severity: normal

I see 2:1.6.4-2 in incoming but at this moment, I cn not build package
due to this breakage (If already fixed, please close this.):

(Build log of ibus-anthy)

The following packages have unmet dependencies:
 libx11-6 : Depends: libx11-data which is a virtual package and is not
provided by any available package

Unable to resolve dependencies!  Giving up...
...
Abort.
E: pbuilder-satisfydepends failed.

-- System Information:
Debian Release: stretch/sid
  APT prefers testing
  APT policy: (500, 'testing'), (98, 'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 4.8.0-1-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)