Remove `Session` methods that duplicate `DiagCtxt` methods.

Also add some `dcx` methods to types that wrap `TyCtxt`, for easier
access.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/librustdoc/scrape_examples.rs b/src/librustdoc/scrape_examples.rs
index a343d7afcee..74bec5a2e11 100644
--- a/src/librustdoc/scrape_examples.rs
+++ b/src/librustdoc/scrape_examples.rs
@@ -311,7 +311,7 @@ pub(crate) fn run(
 
         // The visitor might have found a type error, which we need to
         // promote to a fatal error
-        if tcx.sess.dcx().has_errors_or_lint_errors().is_some() {
+        if tcx.dcx().has_errors_or_lint_errors().is_some() {
             return Err(String::from("Compilation failed, aborting rustdoc"));
         }
 
@@ -331,7 +331,7 @@ pub(crate) fn run(
     };
 
     if let Err(e) = inner() {
-        tcx.sess.fatal(e);
+        tcx.dcx().fatal(e);
     }
 
     Ok(())