tree fdf62cb9dd217d2d1e0748e4816efd021bd58c85
parent 30b9fde05775317ef61862ef2f919f9ece40b8fd
author Ying Wang <wangying@google.com> 1413838012 -0700
committer Ying Wang <wangying@google.com> 1413838012 -0700

Update 21.txt with generics to field types.

Bug: 17014855
Change-Id: I97800e4b88b23abaed97907f9a9e95cc45e7beb5