Check in codegen test expectations.

test/codegen/expect/language/private_member_test.js

Index: test/codegen/expect/language/private_member_test.js
diff --git a/test/codegen/expect/language/private_member_test.js b/test/codegen/expect/language/private_member_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..c836e32b314fd26b58852c85511c54d17e912475
--- /dev/null
+++ b/test/codegen/expect/language/private_member_test.js
@@ -0,0 +1,72 @@
+dart_library.library('language/private_member_test', null, /* Imports */[
+  'dart_sdk'
+], function load__private_member_test(exports, dart_sdk) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const private_member_test = Object.create(null);
+  const private_member_lib_b = Object.create(null);
+  let VoidTovoid = () => (VoidTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [])))();
+  const _instanceField = Symbol('_instanceField');
+  const _fun1 = Symbol('_fun1');
+  const _fun2 = Symbol('_fun2');
+  private_member_test.A = class A extends core.Object {
+    new() {
+      this.i = null;
+      this[_instanceField] = null;
+    }
+    [_fun1]() {
+      return 1;
+    }
+    [_fun2](i) {}
+  };
+  dart.setSignature(private_member_test.A, {
+    methods: () => ({
+      [_fun1]: dart.definiteFunctionType(core.int, []),
+      [_fun2]: dart.definiteFunctionType(dart.void, [core.int])
+    })
+  });
+  private_member_test.A._staticField = null;
+  const _instanceField$ = Symbol('_instanceField');
+  const _fun1$ = Symbol('_fun1');
+  const _fun2$ = Symbol('_fun2');
+  private_member_lib_b.B = class B extends private_member_test.A {
+    new() {
+      this[_instanceField$] = null;
+      super.new();
+    }
+    [_fun1$](b) {
+      return true;
+    }
+    [_fun2$]() {}
+  };
+  dart.setSignature(private_member_lib_b.B, {
+    methods: () => ({
+      [_fun1$]: dart.definiteFunctionType(core.bool, [core.bool]),
+      [_fun2$]: dart.definiteFunctionType(dart.void, [])
+    })
+  });
+  private_member_lib_b.B._staticField = null;
+  private_member_test.Test = class Test extends private_member_lib_b.B {
+    new() {
+      super.new();
+    }
+    test() {
+      this.i = this[_instanceField];
+      this.i = private_member_test.A._staticField;
+      this.i = this[_fun1]();
+      this[_fun2](42);
+    }
+  };
+  dart.setSignature(private_member_test.Test, {
+    methods: () => ({test: dart.definiteFunctionType(dart.dynamic, [])})
+  });
+  private_member_test.main = function() {
+    new private_member_test.Test().test();
+  };
+  dart.fn(private_member_test.main, VoidTovoid());
+  // Exports:
+  exports.private_member_test = private_member_test;
+  exports.private_member_lib_b = private_member_lib_b;
+});