Always use `G` for `EmissionGuarantee` type variables.

That's what is mostly used. This commit changes a few `EM` and `E` and
`T` type variables to `G`.

1 files changed, 2 insertions, 2 deletions

diff --git a/compiler/rustc_session/src/errors.rs b/compiler/rustc_session/src/errors.rs
index 70ee46ea902..f7934ce163d 100644
--- a/compiler/rustc_session/src/errors.rs
+++ b/compiler/rustc_session/src/errors.rs
@@ -13,12 +13,12 @@ pub struct FeatureGateError {
     pub explain: DiagnosticMessage,
 }
 
-impl<'a, T: EmissionGuarantee> IntoDiagnostic<'a, T> for FeatureGateError {
+impl<'a, G: EmissionGuarantee> IntoDiagnostic<'a, G> for FeatureGateError {
     #[track_caller]
     fn into_diagnostic(
         self,
         handler: &'a rustc_errors::Handler,
-    ) -> rustc_errors::DiagnosticBuilder<'a, T> {
+    ) -> rustc_errors::DiagnosticBuilder<'a, G> {
         let mut diag = handler.struct_diagnostic(self.explain);
         diag.set_span(self.span);
         diag.code(error_code!(E0658));