STABLE version -- 5.1.1130.129

[Admini]

he probably wanted these functions to be in a dropdown list, since they affect one action, so that there were not several checkboxes. But yes, they are not suitable for the tab settings block

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or since these settings relate to clicking on a link, then they probably shouldn't be in the tab settings, but in chrome://settings/cbBrowsing

Maybe it would be more reasonable to refactor them into an "Open links in" option.
This will make it consistent with other options.