Move all core files in //components/sessions into core/ subdir

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"
 #include "base/callback_list.h"
 #include "chrome/browser/ui/host_desktop.h"
 #include "components/history/core/browser/history_service.h"
-#include "components/sessions/session_types.h"
+#include "components/sessions/core/session_types.h"
 #include "ui/base/window_open_disposition.h"
 
 class Browser;
 class Profile;
 
 namespace content {
 class WebContents;
 }
 
 // SessionRestore handles restoring either the last or saved session. Session
@@ skipping 94 matching lines @@
     return on_session_restored_callbacks_;
   }
 
   // Contains all registered callbacks for session restore notifications.
   static CallbackList* on_session_restored_callbacks_;
 
   DISALLOW_COPY_AND_ASSIGN(SessionRestore);
 };
 
 #endif  // CHROME_BROWSER_SESSIONS_SESSION_RESTORE_H_