rustdoc: Add static size assertion for `clean::Crate`
rustdoc: Add static size assertion for `clean::Crate`

graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,aidancully/rust