…reak servo
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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix https://github.com/servo/rust-mozjs/issues/153
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- [x] These changes do not require tests because this is just migration to a lifetimed API
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Source-Repo: https://github.com/servo/servo
Source-Revision: 914952487bcbba0a31db8aefc4a9487903721959
Right now they're duplicated because we need a new serde release (ping @dtolnay), a new cssparser release (ping @SimonSapin) and a new release of html5ever with https://github.com/servo/html5ever/pull/336
Source-Repo: https://github.com/servo/servo
Source-Revision: 6cb78057bb115262f31548ef651b24a48957f11d
