rpapeters

I'm also having this issue in (at least) FireFox and created a patch on the Polymer.DomApi.prototype.unobserveNodes function like this: `Polymer.DomApi.prototype.unobserveNodes = function(observerHandle) { observerHandle && observerHandle.disconnect(); }` So the difference...

So I was having multiple moving parts when I was trying to solve this issue, and now looking into it a bit further after a good night sleep the suggested...