Pardon me as I'm not very well-versed in making addons, especially the XML templates.
So, in an XML template, instead of:
Code:
<Button inherits="ItemButtonTemplate" />
We'd have:
And, instead of:
Code:
<Button inherits="ContainerFrameItemButtonTemplate" />
We'd have:
Code:
<ItemButton inherits="ContainerFrameItemButtonMixin" />
Is this accurate?