+use rustc_ast::ast;
+use rustc_ast::ptr::P;
+use rustc_ast::token;
+use rustc_ast::tokenstream::TokenStream;
use rustc_ast_pretty::pprust;
use rustc_expand::base::{self, *};
use rustc_expand::panictry;
use rustc_session::lint::builtin::INCOMPLETE_INCLUDE;
use rustc_span::symbol::Symbol;
use rustc_span::{self, Pos, Span};
-use syntax::ast;
-use syntax::ptr::P;
-use syntax::token;
-use syntax::tokenstream::TokenStream;
use smallvec::SmallVec;