[NaCl SDK] Don't exit from nacl_io_test before posting message to JS.

native_client_sdk/src/tests/nacl_io_test/example.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 // Called by the common.js module.
 function moduleDidLoad() {
   // The module is not hidden by default so we can easily see if the plugin
   // failed to load.
   common.hideModule();
 }
 
@@ skipping 28 matching lines @@
 
 function endCommand(testName, testResult) {
   var testRowEl = currentTestEl.querySelector('.row');
   var testResultEl = currentTestEl.querySelector('.result');
   testRowEl.classList.add(testResult);
   testResultEl.textContent = testResult;
 }
 
 function testendCommand() {
   testsFinished = true;
+  common.removeModule();
+
+  if (failedTests) {
+    common.updateStatus('FAILED');
+    document.getElementById('statusField').classList.add('failed');
+  } else {
+    common.updateStatus('OK');
+    document.getElementById('statusField').classList.add('ok');
+  }
 }
 
 function handleMessage(event) {
   var msg = event.data;
   var firstColon = msg.indexOf(':');
   var cmd = firstColon !== -1 ? msg.substr(0, firstColon) : msg;
   var cmdFunctionName = cmd + 'Command';
   var cmdFunction = window[cmdFunctionName];
 
   if (typeof(cmdFunction) !== 'function') {
@@ skipping 24 matching lines @@
       argList = argList.substr(comma + 1);
     }
     args.push(arg);
   }
 
   // Last argument is the rest of the message.
   args.push(argList);
 
   cmdFunction.apply(null, args);
 }