>>297
たしかに出なくなってる(1.13.971.8 )
どのバージョンまで出てたかわらないけど
以前のバージョンでは出てた
そのうち出るバージョンで治るっぽい

https://forum.vivaldi.net/topic/21175/save-passwords/9

chromium / chromium / src / bc0d25e5617550213aa178703d2d620ded1d59e9
commit bc0d25e5617550213aa178703d2d620ded1d59e9 [log] [tgz]
author Nathanael Alcock varkor@google.com Tue Sep 26 15:11:47 2017
committer Commit Bot commit-bot@chromium.org Tue Sep 26 15:11:47 2017
tree c8c1cd5e721095002c3b50ec071aafc2501334a0
parent ea69a621f4528e8687a2f5d71ac5e981dcf0bc08 [diff]
Add password import/export buttons in MD Password Manager settings
This change reimplements the import/export functionality to the PM
settings as it existed in the previous version, before the Material
redesign.

Bug: 674536
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Change-Id: I686dc1152e95bc74ad21c3137b5aebf226801aed
Reviewed-on: https://chromium-review.googlesource.com/663380
Commit-Queue: Nathanael Alcock varkor@google.com
Reviewed-by: Ken Rockot rockot@chromium.org
Reviewed-by: Michael Wasserman msw@chromium.org
Reviewed-by: Steven Bennetts stevenjb@chromium.org
Reviewed-by: Ilya Sherman isherman@chromium.org
Cr-Commit-Position: refs/heads/master@{#504372}
This is marked as fixed in the newest build. I guess once the Vivaldi team gets this they can re add in the export import functions again.