extensions: windows: list all windows from the current profile

chrome/browser/extensions/api/tabs/tabs_windows_api.cc

 // 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.
 
 #include "chrome/browser/extensions/api/tabs/tabs_windows_api.h"
 
 #include "base/lazy_instance.h"
 #include "chrome/browser/extensions/api/tabs/tabs_event_router.h"
 #include "chrome/browser/extensions/api/tabs/windows_event_router.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 23 matching lines @@
   event_router->RegisterObserver(this, api::tabs::OnAttached::kEventName);
   event_router->RegisterObserver(this, api::tabs::OnRemoved::kEventName);
   event_router->RegisterObserver(this, api::tabs::OnReplaced::kEventName);
   event_router->RegisterObserver(this, api::tabs::OnZoomChange::kEventName);
 
   // Windows API Events.
   event_router->RegisterObserver(this, api::windows::OnCreated::kEventName);
   event_router->RegisterObserver(this, api::windows::OnRemoved::kEventName);
   event_router->RegisterObserver(this,
                                  api::windows::OnFocusChanged::kEventName);
+
+  // We listen to windows events right from the beginning because we
+  // have to create a WindowController for each AppWindow.
+  windows_event_router();

[dcheng, 2015/06/29 18:15:49]

Construct this directly in the initializer list instead of depending on the
previous lazy-init path to do it.

[llandwerlin-old, 2015/06/30 10:20:47]

Done.

 }
 
 TabsWindowsAPI::~TabsWindowsAPI() {
 }
 
 // static
 TabsWindowsAPI* TabsWindowsAPI::Get(content::BrowserContext* context) {
   return BrowserContextKeyedAPIFactory<TabsWindowsAPI>::Get(context);
 }
 
@@ skipping 19 matching lines @@
     g_factory = LAZY_INSTANCE_INITIALIZER;
 
 BrowserContextKeyedAPIFactory<TabsWindowsAPI>*
 TabsWindowsAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 void TabsWindowsAPI::OnListenerAdded(const EventListenerInfo& details) {
   // Initialize the event routers.
   tabs_event_router();
-  windows_event_router();
+  windows_event_router()->DispatchEvents();
   EventRouter::Get(browser_context_)->UnregisterObserver(this);
 }
 
 }  // namespace extensions