Check in codegen test expectations.

test/codegen/expect/language/disassemble_test.js

Index: test/codegen/expect/language/disassemble_test.js
diff --git a/test/codegen/expect/language/disassemble_test.js b/test/codegen/expect/language/disassemble_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..0bbe73a8aa91831ce1ae93e95c95f128eb28bfbf
--- /dev/null
+++ b/test/codegen/expect/language/disassemble_test.js
@@ -0,0 +1,21 @@
+dart_library.library('language/disassemble_test', null, /* Imports */[
+  'dart_sdk'
+], function load__disassemble_test(exports, dart_sdk) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const disassemble_test = Object.create(null);
+  let dynamicTodynamic = () => (dynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  disassemble_test.f = function(x) {
+    return "foo";
+  };
+  dart.fn(disassemble_test.f, dynamicTodynamic());
+  disassemble_test.main = function() {
+    core.print(disassemble_test.f(0));
+  };
+  dart.fn(disassemble_test.main, VoidTodynamic());
+  // Exports:
+  exports.disassemble_test = disassemble_test;
+});