Update import path to ThinVec
@@ -29,7 +29,7 @@ use syntax::parse::token::{BinOpToken, DelimToken, Token};
use syntax::print::pprust;
use syntax::symbol;
use syntax::tokenstream::{Cursor, ThinTokenStream, TokenStream, TokenTree};
-use syntax::util::ThinVec;
+use syntax::ThinVec;
use syntax::{ast, ptr};
use codemap::SpanUtils;
