tree 55f10bf6037af82720be21fd2253bfadf1058641
parent 1d8bea0ab2fe9dce528884a04b63ccb2e4d9b21a
author Adam Barth <abarth@chromium.org> 1449468487 -0800
committer Adam Barth <abarth@chromium.org> 1449512873 -0800

Add some dartdoc to basic widgets

These docs are largely duplicated from the cooresponding rendering classes. I'm
not sure how we can avoid repeating ourselves.