[totem] (12 commits) Non-fast-forward update to branch wip/hadess/glsink

[Bastien Nocera <hadess src gnome org>]

The branch 'wip/hadess/glsink' 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:

  8953c66... backend: Port to gtkglsink
  c6e0b60... backend: Remove unused *-requested signals
  64db933... all: Remove obsolete source files
  b2bf7fe... flatpak: Remove obsolete clutter dependencies
  2197c8c... ci: Remove obsolete clutter dependencies
  bfaab74... backend: Add FPS display when using FPS_DISPLAY=1
  ce4a859... main: Remove obsolete popover transitions overrides
  8a6046c... backend: Remove unused LOGO_PATH cflags
  fb7d968... backend: Use better placeholder when there's no video

Commits added to the branch:

  100bfd9... Update POTFILES.in (*)
  5197d92... Update Ukrainian translation (*)
  dab7adf... Update Chinese (China) translation (*)
  22b2d3d... backend: Port to gtkglsink
  843d779... backend: Remove unused *-requested signals
  2f40081... all: Remove obsolete source files
  fe38e55... flatpak: Remove obsolete clutter dependencies
  c474471... ci: Remove obsolete clutter dependencies
  33607c9... backend: Add FPS display when using FPS_DISPLAY=1
  cc496c8... main: Remove obsolete popover transitions overrides
  15db2b9... backend: Remove unused LOGO_PATH cflags
  5e5805c... backend: Use better placeholder when there's no video

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