[gtk+] (2 commits) Non-fast-forward update to branch wip/installed-tests

[Colin Walters <walters src gnome org>]

The branch 'wip/installed-tests' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 http://live.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  fa29c5c... Revert "tests: Add reftest for broken button sizing"
  453fda6... Add --enable-installed-tests, use it for reftests

Commits added to the branch:

  07cd942... Revert "tests: Add reftest for broken button sizing"
  cba235f... Add --enable-installed-tests, use it for reftests