by Andrew Morrison | Yesterday I was surprised to discover that on the immediate heels of a full kitchen upgrade at The Diamond has come a complete change in the Gastown restaurant’s food concept. Gone are the gyozas and the rest of the Asian-influenced dishes. They’ve all been replaced by incoming chef Stu Irving’s ceviches, soft tacos, and tapas plates. Irving, you might remember, was chef/co-owner at the Latin-themed Cobre just a few doors to the east (closed this Spring), so the new milieu is right in his wheelhouse. Last night was their first service with the new dance card, and word around the neighbourhood is that they killed it. Take a look at the new, tasty-looking menu in full after the jump…