https://github.com/flutter/engine/compare/4959b71d6a1b...520746ed9c6b

git log 4959b71d6a1b..520746ed9c6b --no-merges --oneline
520746ed9 Roll src/third_party/skia 14b9f537c5ee..1e00aebd9a45 (5 commits) (flutter/engine#6848)
97b62938b Add missing pragma directive. (flutter/engine#6847)
0d0287780 Avoid a never-disappearing splash screen if the engine came from somewhere else on iOS (flutter/engine#6834)
71ade8278 Roll src/third_party/skia abde1adc5f0c..14b9f537c5ee (9 commits) (flutter/engine#6846)
4e89aa221 Roll src/third_party/skia 60b6bc3c2950..abde1adc5f0c (6 commits) (flutter/engine#6845)
6a132f80f Fix Windows Engine Bot (flutter/engine#6844)
e6d6f18eb - Roll engine to version f9ebf2129732fd2b606286fdf58e500384b8a0bc (flutter/engine#6839)
889f41f0d Roll src/third_party/skia 9e3109c99ea5..60b6bc3c2950 (1 commits) (flutter/engine#6843)
a68e21430 Roll src/third_party/skia 1e1ba0e0176f..9e3109c99ea5 (1 commits) (flutter/engine#6840)
1174193ce Roll src/third_party/skia f04fb3cacbad..1e1ba0e0176f (2 commits) (flutter/engine#6838)
09ef73ff6 Fix code smells reported by chrome's clang plugin (flutter/engine#6833)


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This reverts all the merges done by the engine auto roller
6142e332
ab2bf187
ac9dcb5e
cf0b385a
9c93b0c3
38e1dd10

This reverts commit 97e03104.

Landing on red to hopefully make less red on the board.

TBR=@goderbauer

Unfortunately, device lab does not have the capacity for merge method
rebase. It's essentially DoSing device lab: The last engine rebase has
been processing for 6h now and it is still not done :(

This reverts commit f3a4f7e8.

Accidental merge on red.

This generates a zip file containing all of the docs, and uploads it when we publish docs, as well as a
Dash/Zeal docset that contains a feed of the docs.

Addresses at least part of #9955

Fixes #24158

Fixes flutter/flutter#22062