Check in codegen test expectations.

test/codegen/expect/language/implicit_scope_test.js

Index: test/codegen/expect/language/implicit_scope_test.js
diff --git a/test/codegen/expect/language/implicit_scope_test.js b/test/codegen/expect/language/implicit_scope_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..b7944661e168490c5d385eb17bd75bbeb1e9506e
--- /dev/null
+++ b/test/codegen/expect/language/implicit_scope_test.js
@@ -0,0 +1,56 @@
+dart_library.library('language/implicit_scope_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__implicit_scope_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const implicit_scope_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  implicit_scope_test.ImplicitScopeTest = class ImplicitScopeTest extends core.Object {
+    static alwaysTrue() {
+      return 1 + 1 == 2;
+    }
+    static testMain() {
+      let a = "foo";
+      let b = null;
+      if (dart.test(implicit_scope_test.ImplicitScopeTest.alwaysTrue())) {
+        let a = "bar";
+      } else {
+        let b = a;
+      }
+      expect$.Expect.equals("foo", a);
+      expect$.Expect.equals(null, b);
+      while (!dart.test(implicit_scope_test.ImplicitScopeTest.alwaysTrue())) {
+        let a = "bar", b = "baz";
+      }
+      expect$.Expect.equals("foo", a);
+      expect$.Expect.equals(null, b);
+      for (let i = 0; i < 10; i++) {
+        let a = "bar", b = "baz";
+      }
+      expect$.Expect.equals("foo", a);
+      expect$.Expect.equals(null, b);
+      do {
+        let a = "bar", b = "baz";
+      } while ("black" == "white");
+      expect$.Expect.equals("foo", a);
+      expect$.Expect.equals(null, b);
+    }
+  };
+  dart.setSignature(implicit_scope_test.ImplicitScopeTest, {
+    statics: () => ({
+      alwaysTrue: dart.definiteFunctionType(core.bool, []),
+      testMain: dart.definiteFunctionType(dart.dynamic, [])
+    }),
+    names: ['alwaysTrue', 'testMain']
+  });
+  implicit_scope_test.main = function() {
+    implicit_scope_test.ImplicitScopeTest.testMain();
+  };
+  dart.fn(implicit_scope_test.main, VoidTodynamic());
+  // Exports:
+  exports.implicit_scope_test = implicit_scope_test;
+});