Support chrome.windows extension API events for browserless Panels.

chrome/browser/ui/panels/panel.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_PANELS_PANEL_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_H_
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 #include "chrome/browser/command_updater.h"
 #include "chrome/browser/sessions/session_id.h"
 #include "chrome/browser/ui/base_window.h"
 #include "chrome/browser/ui/panels/panel_constants.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/gfx/rect.h"
 
 class Browser;
 class BrowserWindow;
+class ExtensionPanelEventRouter;
 class ExtensionWindowController;
 class GURL;
 class NativePanel;
 class PanelHost;
 class PanelManager;
 class PanelStrip;
 class Profile;
 class SkBitmap;
 
 namespace content {
@@ skipping 286 matching lines @@
 
   // Initialize state for all supported commands.
   void InitCommandState();
 
   // Configures the renderer for auto resize (if auto resize is enabled).
   void ConfigureAutoResize(content::WebContents* web_contents);
 
   // Prepares a title string for display (removes embedded newlines, etc).
   static void FormatTitleForDisplay(string16* title);
 
+  // Used to send Panel window events to listeners in extension process
+  // renderers. May return NULL.
+  ExtensionPanelEventRouter* GetEventRouter();
+
   // The application name that is also the name of the window when the
   // page content does not provide a title.
   // This name should be set when the panel is created.
   const std::string app_name_;
 
   // Current collection of panels to which this panel belongs. This determines
   // the panel's screen layout.
   PanelStrip* panel_strip_;  // Owned by PanelManager.
 
   bool initialized_;
@@ skipping 36 matching lines @@
 
   content::NotificationRegistrar registrar_;
   const SessionID session_id_;
   scoped_ptr<ExtensionWindowController> extension_window_controller_;
   scoped_ptr<PanelHost> panel_host_;
 
   DISALLOW_COPY_AND_ASSIGN(Panel);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_H_