[gtk] (7 commits) Non-fast-forward update to branch matthiasc/css-matching-4

[Matthias Clasen <matthiasc src gnome org>]

The branch 'matthiasc/css-matching-4' 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:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  31b15bf... css: Add getters for a matchers name and classes
  bf371e9... selector stats
  fe7fc0e... Revert "selector stats"
  5a59f06... css: Add a root to the selector tree
  02f8de1... css: Redo selector tree matching
  468387c... wip: quick per-frame css node stats

Commits added to the branch:

  6716442... wip: quick per-frame css node stats
  f4e4e40... css: Add getters for a matchers name and classes
  2e74d1c... selector stats
  8782edb... Revert "selector stats"
  beae47e... css: Add a root to the selector tree
  f58ea80... css: Redo selector tree matching
  64ed9d0... Add profiler support for css validation