[epiphany] (12 commits) Non-fast-forward update to branch mcatanzaro/settings-cleanup-2

[Jan-Michael Brummer <jbrummer src gnome org>]

The branch 'mcatanzaro/settings-cleanup-2' 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:

  8747d68... Remove obsolete do-not-track setting
  6e42776... Remove enable-webgl and enable-webaudio settings
  01b8738... Remove enable-plugins setting

Commits added to the branch:

  7b6d20a... embed-shell: use cancellable where required (*)
  d947d74... web-process-extension: add cancellable and use it where req (*)
  471892f... web-view: use a cancellable where required (*)
  46af096... flatpak-utils: use cancellables where required (*)
  2596422... snapshot-service: use cancellable, or ref, where required (*)
  1d519fc... window-commands: use cancellables where required (*)
  e2a199e... window-commands: remove Google+ from hardcoded web app name (*)
  9140276... CI: suppress cppcheck unreadVariable warning (*)
  0e8d958... Remove unused popup manager implementation (*)
  7f9b4ec... Remove obsolete do-not-track setting
  8440b35... Remove enable-webgl and enable-webaudio settings
  ba5cb81... Remove enable-plugins setting

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