Auto merge of #65422 - tmandry:rollup-r5u3mlc, r=tmandry

Rollup of 10 pull requests

Successful merges:

 - #65170 (rustc_metadata: Privatize private code and remove dead code)
 - #65260 (Optimize `LexicalResolve::expansion`.)
 - #65261 (Remove `Option` from `TokenStream`)
 - #65332 (std::fmt: reorder docs)
 - #65340 (Several changes to the codegen backend organization)
 - #65365 (Include const generic arguments in metadata)
 - #65398 (Bring attention to suggestions when the only difference is capitalization)
 - #65410 (syntax: add parser recovery for intersection- / and-patterns `p1 @ p2`)
 - #65415 (Remove an outdated test output file)
 - #65416 (Minor sync changes)

Failed merges:

r? @ghost

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libsyntax_ext/plugin_macro_defs.rs b/src/libsyntax_ext/plugin_macro_defs.rs
index 315babceae3..62c7e188eba 100644
--- a/src/libsyntax_ext/plugin_macro_defs.rs
+++ b/src/libsyntax_ext/plugin_macro_defs.rs
@@ -20,7 +20,7 @@ fn plugin_macro_def(name: Name, span: Span) -> P<Item> {
         attr::mk_word_item(Ident::new(sym::rustc_builtin_macro, span)));
 
     let parens: TreeAndJoint = TokenTree::Delimited(
-        DelimSpan::from_single(span), token::Paren, TokenStream::empty()
+        DelimSpan::from_single(span), token::Paren, TokenStream::default()
     ).into();
     let trees = vec![parens.clone(), TokenTree::token(token::FatArrow, span).into(), parens];