tree 26f346df5f7c4179ff7c288ca32c8c4596e5cab1
parent ea77b88ead29f5582dac1019325e6f48496b556f
author Mady Mellor <madym@google.com> 1518558906 -0800
committer Mady Mellor <madym@google.com> 1518741428 -0800

Make GridBuilder not a parent; it can only be a child of ListBuilder

I think this makes more sense long-term since most things will want
a header / shortcut etc. instead of duplicating that in GB, just use LB.

Bug: 68378561
Test: manual, check weather / contact / gallery / loading slices
              check that weather is tappable
Change-Id: Ic0c3c2209f414c48e2bb9cb4dd0b739b53a27795