Dispatch observer service notifications when dom windows are created and destroyed. Bug 326742, r+sr=jst.

git-svn-id: svn://10.0.0.236/trunk@189759 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/docshell/base/nsDocShell.cpp

@@ -8134,6 +8134,15 @@ nsDocShell::EnsureScriptEnvironment()
     // Note that mScriptGlobal has taken a reference to the script
     // context, so we don't have to.
 
+    // Notify observers that we've created a new outer window.
+    // The matching notification for domwindowdestroyed is in
+    // nsGlobalWindow::~nsGlobalWindow().
+    nsCOMPtr<nsIObserverService> obsSvc =
+        do_GetService("@mozilla.org/observer-service;1");
+    if (obsSvc) {
+        obsSvc->NotifyObservers(win, "domwindowcreated", nsnull);
+    }
+
     return NS_OK;
 }