[mutter/wayland] (15 commits) ...accel-parse: Clean up error handling

[Jasper St. Pierre <jstpierre src gnome org>]

Summary of changes:

  4752776... ui: Don't add our filter function twice (*)
  840378a... xprop: Don't use GDK for reading text properties
  0e6570b... events: Early exit when we get a SN notification event
  e2b2409... events: Don't pass any X input events on to Clutter / GTK+
  75de29f... errors: Remove vestigals of old error trap implementation
  b9e9595... errors: Kill off meta_error_trap_push_with_return
  dbf5d8f... ui: Kill off meta_ui_accelerator_name
  0466fe9... Move meta_ui_parse_accelerator into core/
  242784d... accel-parse: Copy the code from GTK+ in-tree
  50e6910... accel-parse: Integrate Above_Tab parsing code directly into
  616f1a0... accel-parse: Add keycode parsing as well
  0dc63f3... accel-parse: Remove support for <Release>
  806f174... accel-parse: Switch code to output MetaVirtualModifier dire
  e70f336... accel-parse: Use libxkbcommon for keysym parsing
  545c3b6... accel-parse: Clean up error handling

(*) This commit already existed in another branch; no separate mail sent