Drop unused function

Author: lnicola

crates/hir-ty/src/next_solver/interner.rs

@@ -2360,22 +2360,6 @@ impl<'db> DbInterner<'db> {
             abi,
         }
     }
-
-    /// `mk_fn_sig`, but with a safe Rust ABI, and no C-variadic argument.
-    pub fn mk_fn_sig_safe_rust_abi<I>(self, inputs: I, output: Ty<'db>) -> FnSig<'db>
-    where
-        I: IntoIterator<Item = Ty<'db>>,
-    {
-        FnSig {
-            inputs_and_output: Tys::new_from_iter(
-                self,
-                inputs.into_iter().chain(std::iter::once(output)),
-            ),
-            c_variadic: false,
-            safety: Safety::Safe,
-            abi: FnAbi::Rust,
-        }
-    }
 }
 
 fn predicates_of(db: &dyn HirDatabase, def_id: SolverDefId) -> &GenericPredicates {