RemoveFormat shouldn't remove anchor tags.
It looks like in WebKit, "removeformat" means remove all tags (lists, tables, anchors, everything). In Firefox and IE, it means remove text formatting, but keep structural formatting.
There's no equivalent command in TextEdit, so I'm not sure what's supposed to happen.
Julie, should we try to mach Firefox and IE here? There are plenty of test cases where the current behavior is expected (e.g., removing lists).
Here's a test case:
This bug has been fixed since http://trac.webkit.org/changeset/70283. Since there are already regression tests for this bug, I close this bug.