Auto merge of #23726 - servo:rustup, r=emilio

Upgrade to rustc 1.38.0-nightly (4b65a86eb 2019-07-15)

<del>This uses `MaybeUninit` in Stylo. `MaybeUninit` is stable in Rust 1.36.0, which Firefox [plans](https://wiki.mozilla.org/Rust_Update_Policy_for_Firefox) to require on 2019-06-18.</del>

Update: `MaybeUninit` in Stylo removed from this PR, after https://github.com/rust-lang/rust/pull/62599.

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bors-servo 2019-07-17 08:56:27 -04:00 committed by GitHub
commit 25d8a6999b
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11 changed files with 80 additions and 82 deletions

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@ -11,6 +11,3 @@
[Fallback value which is also a variable reference]
expected: FAIL
[You can't build up a single token where part of it is provided by a variable (percentages)]
expected: FAIL