Fix a comment.

nnethercote · nnethercote · commit c0347ddcb8a6 · 2023-10-27T08:24:49.000+11:00
diff --git a/compiler/rustc_interface/src/callbacks.rs b/compiler/rustc_interface/src/callbacks.rs
@@ -26,7 +26,7 @@ fn track_span_parent(def_id: rustc_span::def_id::LocalDefId) {
     })
 }
 
-/// This is a callback from `rustc_ast` as it cannot access the implicit state
+/// This is a callback from `rustc_errors` as it cannot access the implicit state
 /// in `rustc_middle` otherwise. It is used when diagnostic messages are
 /// emitted and stores them in the current query, if there is one.
 fn track_diagnostic(diagnostic: &mut Diagnostic, f: &mut dyn FnMut(&mut Diagnostic)) {

Original file line number	Diff line number	Diff line change
`@@ -26,7 +26,7 @@ fn track_span_parent(def_id: rustc_span::def_id::LocalDefId) {`
`26`	`26`	`})`
`27`	`27`	`}`
`28`	`28`
`29`		-/// This is a callback from `rustc_ast` as it cannot access the implicit state
	`29`	+/// This is a callback from `rustc_errors` as it cannot access the implicit state
`30`	`30`	/// in `rustc_middle` otherwise. It is used when diagnostic messages are
`31`	`31`	`/// emitted and stores them in the current query, if there is one.`
`32`	`32`	`fn track_diagnostic(diagnostic: &mut Diagnostic, f: &mut dyn FnMut(&mut Diagnostic)) {`