I don't think he meant "universal" from a coding perspective, but rather from a behavior perspective.
Originally Posted by mistaox
I think his point was that in it's "standard" setup, the actions sould remain consistent for any notifications. Currently, you can dismiss the notification (no matter where it came from), or you can tap it, and it calls the appropriate application.
Adding an email only deletion feature makes that behavior different for email, thus the notification behavior is no longer universal.
I see his point, and understand why HP did it that way.
I also see your point, and understand why HP not only allows, but encourages, these types of patches.
It's a wonderful world.