Mark opener extension port as opened after creation

chrome/test/data/extensions/api_test/messaging/connect/test.js

 // Copyright (c) 2011 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.
 
 var listenOnce = chrome.test.listenOnce;
 var listenForever = chrome.test.listenForever;
 
 JSON.parse = function() {
   return "JSON.parse clobbered by extension.";
 };
@@ skipping 257 matching lines @@
         // Now we have set up a frame and ensured that there is no onConnect
         // handler in the main frame. Run the actual test:
         var port = chrome.tabs.connect(testTab.id);
         listenOnce(port.onDisconnect, function() {});
         port.postMessage({testConnectChildFrameAndNavigate: true});
       });
       chrome.tabs.connect(testTab.id)
         .postMessage({testConnectChildFrameAndNavigateSetup: true});
     },
 
+    // The previous test removed the onConnect listener. Add it back.
+    function reloadTabForTest() {
+      var doneListening = listenForever(chrome.tabs.onUpdated,
+        function(tabId, info) {
+          if (tabId === testTab.id && info.status == 'complete') {
+            doneListening();
+          }
+        });
+      chrome.tabs.reload(testTab.id);
+    },
+
     // Tests that we get the disconnect event when the tab context closes.
     function disconnectOnClose() {
+      listenOnce(chrome.runtime.onConnect, function(portFromTab) {
+        listenOnce(portFromTab.onDisconnect, function() {
+          chrome.test.assertNoLastError();
+        });
+        portFromTab.postMessage('unloadTabContent');
+      });
+
       var port = chrome.tabs.connect(testTab.id);
       port.postMessage({testDisconnectOnClose: true});
       listenOnce(port.onDisconnect, function() {
         testTab = null; // the tab is about:blank now.
       });
     },
 
     // Tests that the sendRequest API is disabled.
     function sendRequest() {
       var error;
@@ skipping 99 matching lines @@
                      'It\'s possible that may be triggered flakily, but this ' +
                      'really is a real failure, not flaky sadness. Promise!');
   };
   var release = chrome.test.callbackAdded();
   event.addListener(failListener);
   return function() {
     event.removeListener(failListener);
     release();
   };
 }