Re: Test failure from commit 293eaf323a0e23184f86d55433c2805bc7501dc8

>> This test created the first frame F1 on initial_terminal
>> whereas a new frame F2 was created on #<terminal 1 on /dev/tty>.
>>
>> So I fixed this test on the release branch to delete the initial frame,
>> and always create more frames on the same terminal.
>
> Thanks.  Would it made have sense, in your opinion, to support the case
> where ‘window-deletable-p’ should return t when there's a frame on
> another terminal?

The answer depends on various use cases and
what the users expect it to do in these cases.
So maybe let's wait for more bug reports
before making more changes.