dart-lang/CustomElements — pull request #5 by jmesserly (2014-02-03 21:47:24+00:00)
Title: Remove mirrors workaround

... I'm moving this into our Custom Elements codegen in dart2js. I followed the call chain, and right after the `element.__proto__ = definition.prototype;` line it will call into createCallback, at which point we can do the right thing in dart2js generated code.

R= @blois