Use the top-level URL for popup blocking.

chrome/browser/chrome_content_browser_client.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_CHROME_CONTENT_BROWSER_CLIENT_H_
 #define CHROME_BROWSER_CHROME_CONTENT_BROWSER_CLIENT_H_
 
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 178 matching lines @@
   virtual void ShowDesktopNotification(
       const content::ShowDesktopNotificationHostMsgParams& params,
       int render_process_id,
       int render_view_id,
       bool worker) OVERRIDE;
   virtual void CancelDesktopNotification(
       int render_process_id,
       int render_view_id,
       int notification_id) OVERRIDE;
   virtual bool CanCreateWindow(const GURL& opener_url,
+                               const GURL& opener_top_level_frame_url,
                                const GURL& source_origin,
                                WindowContainerType container_type,
                                const GURL& target_url,
                                const content::Referrer& referrer,
                                WindowOpenDisposition disposition,
                                const WebKit::WebWindowFeatures& features,
                                bool user_gesture,
                                bool opener_suppressed,
                                content::ResourceContext* context,
                                int render_process_id,
@@ skipping 64 matching lines @@
 #endif
   scoped_ptr<extensions::BrowserPermissionsPolicyDelegate>
       permissions_policy_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeContentBrowserClient);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_CHROME_CONTENT_BROWSER_CLIENT_H_