Loading this profile is too slow

[mstange]

Loading this profile currently takes seven seconds on my machine: https://share.firefox.dev/3CxXqdh

Profile: https://share.firefox.dev/3qP8iB3

┆Issue is synchronized with this Jira Task

[julienw]

Hey @mstange thanks to your recent performance fixes (thanks!), this looks better now. Do you think we could close this issue?

[mstange]

There's one more fix I'd like to make before calling this fixed: Collapsing multiple drop function transforms into a single drop functions transform. Then this will be quite fast.