Foreign session pages now load into current tab.

chrome/browser/sessions/session_restore.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_SESSIONS_SESSION_RESTORE_H_
 #define CHROME_BROWSER_SESSIONS_SESSION_RESTORE_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 47 matching lines @@
   // the created Browsers.
   static std::vector<Browser*> RestoreForeignSessionWindows(
       Profile* profile,
       chrome::HostDesktopType host_desktop_type,
       std::vector<const SessionWindow*>::const_iterator begin,
       std::vector<const SessionWindow*>::const_iterator end);
 
   // Specifically used in the restoration of a foreign session.  This method
   // restores the given session tab to the browser of |source_web_contents| if
   // the disposition is not NEW_WINDOW. Returns the WebContents corresponding
-  // to the restored tab.
+  // to the restored tab. If |disposition| is CURRENT_TAB, |source_web_contents|
+  // may be destroyed.
   static content::WebContents* RestoreForeignSessionTab(
       content::WebContents* source_web_contents,
       const SessionTab& tab,
       WindowOpenDisposition disposition);
 
   // Returns true if we're in the process of restoring |profile|.
   static bool IsRestoring(const Profile* profile);
 
   // Returns true if synchronously restoring a session.
   static bool IsRestoringSynchronously();
 
   // The max number of non-selected tabs SessionRestore loads when restoring
   // a session. A value of 0 indicates all tabs are loaded at once.
   static size_t num_tabs_to_load_;
 
  private:
   SessionRestore();
 
   DISALLOW_COPY_AND_ASSIGN(SessionRestore);
 };
 
 #endif  // CHROME_BROWSER_SESSIONS_SESSION_RESTORE_H_