Fixed a LWS bug.
Fixed a LWS bug.

Related test:

    connection::test_connection_8

Shraddha512/rust-http,Shraddha512/rust-http,Shraddha512/rust-http,chris-morgan/rust-http,chris-morgan/rust-http,Shraddha512/rust-http,servo/rust-http,chris-morgan/rust-http,servo/rust-http,servo/rust-http,servo/rust-http,Shraddha512/rust-http,chris-morgan/rust-http