Follow up on BTreeMap comments - #70979

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rust-lang:masterfrom

ssomers:btreemap_the_alice_merton_variations

Apr 10, 2020

Commits on Apr 9, 2020

Kill comment left behind by a last minute change in #70795
ssomers
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607315b
Respect the comment: no root unless the borrow type is `Mut`
ssomers
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