Minor code simplification. NFC.

lib/obj/src/emit_module.rs

@@ -1,4 +1,3 @@
-use cretonne::ir;
 use cretonne::settings;
 use cretonne::settings::Configurable;
 use faerie::Artifact;
@@ -25,16 +24,7 @@ pub fn emit_module<'module>(
     for (i, function_relocs) in relocations.iter().enumerate() {
         assert!(function_relocs.is_empty(), "relocations not supported yet");
         let body = &compilation.functions[i];
-        let external_name =
-            wasmstandalone_runtime::get_func_name(compilation.module.imported_funcs.len() + i);
-        let func_index = match external_name {
-            ir::ExternalName::User { namespace, index } => {
-                debug_assert!(namespace == 0);
-                index
-            }
-            _ => panic!(),
-        };
-
+        let func_index = compilation.module.imported_funcs.len() + i;
         let string_name = format!("wasm_function[{}]", func_index);
 
         obj.define(string_name, body.clone()).map_err(|err| {