Check in codegen test expectations.

test/codegen/expect/language/constructor_name_clash_test.js

+dart_library.library('language/constructor_name_clash_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__constructor_name_clash_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 constructor_name_clash_test = Object.create(null);
+  const constructor_name_clash_lib = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  constructor_name_clash_lib.A = class A extends core.Object {
+    new() {
+      constructor_name_clash_lib.global = dart.notNull(constructor_name_clash_lib.global) + 10;
+      try {
+      } catch (e) {
+      }
+
+    }
+  };
+  dart.setSignature(constructor_name_clash_lib.A, {
+    constructors: () => ({new: dart.definiteFunctionType(constructor_name_clash_lib.A, [])})
+  });
+  constructor_name_clash_test.A = class A extends constructor_name_clash_lib.A {
+    new() {
+      super.new();
+      constructor_name_clash_lib.global = dart.notNull(constructor_name_clash_lib.global) + 100;
+      try {
+      } catch (e) {
+      }
+
+    }
+  };
+  dart.setSignature(constructor_name_clash_test.A, {
+    constructors: () => ({new: dart.definiteFunctionType(constructor_name_clash_test.A, [])})
+  });
+  constructor_name_clash_test.main = function() {
+    new constructor_name_clash_test.A();
+    expect$.Expect.equals(110, constructor_name_clash_lib.global);
+  };
+  dart.fn(constructor_name_clash_test.main, VoidTodynamic());
+  constructor_name_clash_lib.global = 0;
+  // Exports:
+  exports.constructor_name_clash_test = constructor_name_clash_test;
+  exports.constructor_name_clash_lib = constructor_name_clash_lib;
+});