GitLab

* lisp/custom.el (load-theme): Define return value.  Drop use of
unsafep; call custom-theme-load-confirm for non-known-safe themes.
(custom-theme-load-confirm): Scroll in the correct window.
(custom-enabled-themes): Add custom-safe-themes to :set-after.

* lisp/cus-theme.el (custom-theme-checkbox-toggle): Don't activate the
checkbox if load-theme fails.