AreaChart:With steps, fmt and labels

Build 486 on vercel-docs-redirects
1200px
Reviewing disabled
Baseline History
Build 486b753158 current baseline
Current build. Accepted by Archie Sarre Wood.
Build 485767ecab
Ancestor build. There were unaccepted changes, so this was not used as a baseline.
Build 36739ac076
Accepted by Zach Stence.
Build 3653fd43b3
Accepted by Zach Stence.
Build 356ef3dd43
Accepted by Zach Stence.
Build 3525e4f34e
Accepted by Zach Stence.
Commenting is disabled because there's a newer build on this branch