http://www3.signonsandiego.com/stories/2008/sep/11/chargers11214144-pearly-gates-mortal/ Despite his injuries, I thought Gates looked pretty damn good against Carolina. Once he is 100% healthy, I expect the dominant TE to appear again.
He'll be fine. He's too good of a receiver to drop off. Not to mention, the mismatches he creates with his size and athleticism.