Work around a local type inference limitation (fixes the build)
Work around a local type inference limitation (fixes the build)

This is probably an instance of scala/bug#3528

lrytz/scala,scala/scala,lrytz/scala,scala/scala,martijnhoekstra/scala,lrytz/scala,lrytz/scala,scala/scala,martijnhoekstra/scala,lrytz/scala,martijnhoekstra/scala,scala/scala,scala/scala,martijnhoekstra/scala,scala/scala,lrytz/scala,martijnhoekstra/scala,martijnhoekstra/scala