syntax: Remove redundant span from `ast::Mac`

Also remove a couple of redundant `visit_mac` asserts

3 files changed, 3 insertions, 4 deletions

diff --git a/src/libsyntax_expand/expand.rs b/src/libsyntax_expand/expand.rs
index a6ced1439c5..f1071cea9ab 100644
--- a/src/libsyntax_expand/expand.rs
+++ b/src/libsyntax_expand/expand.rs
@@ -597,13 +597,13 @@ impl<'a, 'b> MacroExpander<'a, 'b> {
             InvocationKind::Bang { mac, .. } => match ext {
                 SyntaxExtensionKind::Bang(expander) => {
                     self.gate_proc_macro_expansion_kind(span, fragment_kind);
-                    let tok_result = expander.expand(self.cx, span, mac.stream());
+                    let tok_result = expander.expand(self.cx, span, mac.args.inner_tokens());
                     self.parse_ast_fragment(tok_result, fragment_kind, &mac.path, span)
                 }
                 SyntaxExtensionKind::LegacyBang(expander) => {
                     let prev = self.cx.current_expansion.prior_type_ascription;
                     self.cx.current_expansion.prior_type_ascription = mac.prior_type_ascription;
-                    let tok_result = expander.expand(self.cx, span, mac.stream());
+                    let tok_result = expander.expand(self.cx, span, mac.args.inner_tokens());
                     let result = if let Some(result) = fragment_kind.make_from(tok_result) {
                         result
                     } else {
diff --git a/src/libsyntax_expand/parse/tests.rs b/src/libsyntax_expand/parse/tests.rs
index 08950ddefba..30e83c151e2 100644
--- a/src/libsyntax_expand/parse/tests.rs
+++ b/src/libsyntax_expand/parse/tests.rs
@@ -272,7 +272,7 @@ fn ttdelim_span() {
             "foo!( fn main() { body } )".to_string(), &sess).unwrap();
 
         let tts: Vec<_> = match expr.kind {
-            ast::ExprKind::Mac(ref mac) => mac.stream().trees().collect(),
+            ast::ExprKind::Mac(ref mac) => mac.args.inner_tokens().trees().collect(),
             _ => panic!("not a macro"),
         };
 
diff --git a/src/libsyntax_expand/placeholders.rs b/src/libsyntax_expand/placeholders.rs
index 11fe860fc81..74ade1de20e 100644
--- a/src/libsyntax_expand/placeholders.rs
+++ b/src/libsyntax_expand/placeholders.rs
@@ -17,7 +17,6 @@ pub fn placeholder(kind: AstFragmentKind, id: ast::NodeId, vis: Option<ast::Visi
         ast::Mac {
             path: ast::Path { span: DUMMY_SP, segments: Vec::new() },
             args: P(ast::MacArgs::Empty),
-            span: DUMMY_SP,
             prior_type_ascription: None,
         }
     }