It seems to have morphed into that, but Diana being willing to kill was at least initially established in her own book by Perez.
And even though he did it well, it could also be removed from his run and not change much.
Let's hope so. Wonder Woman for example killing in a war time setting while she is still growing into her power in her first film worked. Her killing non-powered criminals (no matter how evil they were) in JL was incredibly stupid.
I could use a break on the Trinity especially killing in live action for a good while before we broach the subject again.