Cargo Features

[dependencies]
headless_browser = { version = "0.1.10", default-features = false, features = ["jemalloc"] }
default = jemalloc

The jemalloc feature is set by default whenever headless_browser is added without default-features = false somewhere in the dependency tree.

jemalloc default

Enables tikv-jemallocator

headless_browser has 2 features without comments.