Caroline Framke Chief TV CriticThere aren’t too many surefire ideas out there these days, though “what if ‘The Secret Life of Pets’ didn’t have to be G-rated?” is about as straight down the middle a pitch as it gets. Still, “HouseBroken” finds a few ways to make itself stand out, especially with the help of several solid voiceover performances from actors who know how to make any character a standout.