Remove an unnecessary lifetime
Remove an unnecessary lifetime

rust-lang/rustfmt,graydon/rust,graydon/rust,aidancully/rust,rust-lang/rustfmt,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,SingingTree/rustfmt,graydon/rust,aidancully/rust,SingingTree/rustfmt