* lisp/emulation/viper.el
(viper-this-major-mode-requires-vi-state): Rename from
'this-major-mode-requires-vi-state'. Retain old name as an
obsolete alias.
(viper-set-state-in-major-mode): Rename from
'set-viper-state-in-major-mode'. Retain old name as an obsolete
alias.