This invalidate() call is not necessary.
This invalidate() call is not necessary.

When an interface hierarchy is added, it is invalidated and laid out
automatically. When an element is added to an already added group, the group is
automatically invalidated and relaid out.

joansmith/tripleplay,tomfisher/tripleplay,tomfisher/tripleplay,joansmith/tripleplay,joansmith/tripleplay,joansmith/tripleplay,tomfisher/tripleplay,joansmith/tripleplay,tomfisher/tripleplay,tomfisher/tripleplay