[mutter] (7 commits) Non-fast-forward update to branch gbsneto/wayland-stutter

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

The branch 'gbsneto/wayland-stutter' 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:

  b5fabf3... monitor-manager-kms: Use g_autoptr for error
  eac3f3a... monitor-manager-kms: Don't add GPU if it fails
  602844f... gpu-kms: Return NULL, not FALSE
  67f8a3c... gpu-kms: Ignore GPUs with no connectors

Commits added to the branch:

  65630d6... build: Use portable sed syntax in src/Makefile.am (*)
  4e6114b... configure: Don't declare functions in AC_TRY_LINK and AC_TR (*)
  a5fd9a6... main: Fix build when native backend is disabled (*)
  de294f3... monitor-manager-kms: Use g_autoptr for error
  e99b0b9... monitor-manager-kms: Don't add GPU if it fails
  14b7e79... gpu-kms: Return NULL, not FALSE
  3832c6b... gpu-kms: Ignore GPUs with no connectors

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