libwayland0 is a dependency of libgtk-3-0
I can't remember exactly when this happened but I recall having it on my system for quite some time now.
Code:
rob@raring:~$ apt-cache showpkg libwayland0
Package: libwayland0
Versions:
1.0.5-0ubuntu1 (/var/lib/apt/lists/uk.archive.ubuntu.com_ubuntu_dists_raring_main_binary-amd64_Packages) (/var/lib/dpkg/status)
Description Language:
File: /var/lib/apt/lists/uk.archive.ubuntu.com_ubuntu_dists_raring_main_binary-amd64_Packages
MD5: 4dbd6bb3be80bfda96839d773add232a
Description Language: en
File: /var/lib/apt/lists/uk.archive.ubuntu.com_ubuntu_dists_raring_main_i18n_Translation-en
MD5: 4dbd6bb3be80bfda96839d773add232a
1.0.0+git20121025.1f521a4f-0ubuntu0ricotz (/var/lib/apt/lists/ppa.launchpad.net_xorg-edgers_ppa_ubuntu_dists_raring_main_binary-amd64_Packages)
Description Language:
File: /var/lib/apt/lists/uk.archive.ubuntu.com_ubuntu_dists_raring_main_binary-amd64_Packages
MD5: 4dbd6bb3be80bfda96839d773add232a
Description Language: en
File: /var/lib/apt/lists/uk.archive.ubuntu.com_ubuntu_dists_raring_main_i18n_Translation-en
MD5: 4dbd6bb3be80bfda96839d773add232a
Reverse Depends:
libwayland0:i386,libwayland0 1.0.0+git20121025.1f521a4f-0ubuntu0ricotz
libwayland0:i386,libwayland0 1.0.0+git20121025.1f521a4f-0ubuntu0ricotz
weston,libwayland0
libwayland-dev,libwayland0 1.0.0+git20121025.1f521a4f-0ubuntu0ricotz
libwayland0-dbg,libwayland0 1.0.0+git20121025.1f521a4f-0ubuntu0ricotz
libegl1-mesa-drivers,libwayland0 1.0.2
libegl1-mesa,libwayland0 1.0.2
libegl1-mesa-drivers,libwayland0 1.0.2
libegl1-mesa,libwayland0 1.0.2
libwayland0:i386,libwayland0 1.0.5-0ubuntu1
libwayland0:i386,libwayland0 1.0.5-0ubuntu1
weston,libwayland0 1.0.2
libwayland0-dbg,libwayland0 1.0.5-0ubuntu1
libwayland-dev,libwayland0 1.0.5-0ubuntu1
libgtk-3-0,libwayland0 1.0.2
libegl1-mesa-drivers,libwayland0
libegl1-mesa,libwayland0
Dependencies:
1.0.5-0ubuntu1 - libc6 (2 2.14) libffi6 (2 3.0.4) multiarch-support (0 (null)) libwayland0:i386 (3 1.0.5-0ubuntu1) libwayland0:i386 (6 1.0.5-0ubuntu1)
1.0.0+git20121025.1f521a4f-0ubuntu0ricotz - libc6 (2 2.14) libffi6 (2 3.0.4) multiarch-support (0 (null)) libwayland0:i386 (3 1.0.0+git20121025.1f521a4f-0ubuntu0ricotz) libwayland0:i386 (6 1.0.0+git20121025.1f521a4f-0ubuntu0ricotz)
Provides:
1.0.5-0ubuntu1 -
1.0.0+git20121025.1f521a4f-0ubuntu0ricotz -
Reverse Provides:
rob@raring:~$