Placate tidy

Get us back below 100 characters per line to placate tidy.

src/librustc/lint/mod.rs

@@ -712,11 +712,11 @@ pub fn struct_lint_level<'a>(sess: &'a Session,
             "this was previously accepted by the compiler but is being phased out; \
              it will become a hard error";
 
-        let explanation = if lint_id == LintId::of(crate::lint::builtin::UNSTABLE_NAME_COLLISIONS) {
+        let explanation = if lint_id == LintId::of(builtin::UNSTABLE_NAME_COLLISIONS) {
             "once this method is added to the standard library, \
              the ambiguity may cause an error or change in behavior!"
                 .to_owned()
-        } else if lint_id ==  LintId::of(crate::lint::builtin::MUTABLE_BORROW_RESERVATION_CONFLICT) {
+        } else if lint_id == LintId::of(builtin::MUTABLE_BORROW_RESERVATION_CONFLICT) {
             "this borrowing pattern was not meant to be accepted, \
              and may become a hard error in the future"
                 .to_owned()