From #1797856-10: Make toolbar non-sticky, keep it in page flow.
It's lots of JS, a major performance issues on pages with several of them (open a 300+ comment page on d.o and feel the slowness. Then do the same on mobile and wait for 20+ seconds for the page to finish loading).
| Attachment | Size | Status | Test result | Operations |
|---|---|---|---|---|
| core-js-remove-tableheader.patch | 14.04 KB | Idle | PASSED: [[SimpleTest]]: [MySQL] 55,304 pass(es). | View details | Re-test |