Do not submit: high level overview patch.

chrome/browser/sync/glue/session_change_processor.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_SYNC_GLUE_SESSION_CHANGE_PROCESSOR_H_
 #define CHROME_BROWSER_SYNC_GLUE_SESSION_CHANGE_PROCESSOR_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/sync/glue/change_processor.h"
@@ skipping 39 matching lines @@
       const syncer::BaseTransaction* trans,
       int64 model_version,
       const syncer::ImmutableChangeRecordList& changes) OVERRIDE;
 
  protected:
   // ChangeProcessor implementation.
   virtual void StartImpl(Profile* profile) OVERRIDE;
 
  private:
   friend class ScopedStopObserving<SessionChangeProcessor>;
+  FRIEND_TEST_ALL_PREFIXES(ProfileSyncServiceSessionTest, CheckTabAssociation);
 
   void StartObserving();
   void StopObserving();
 
   SessionModelAssociator* session_model_associator_;
   content::NotificationRegistrar notification_registrar_;
 
   // Profile being synced. Non-null if |running()| is true.
   Profile* profile_;
 
   // To bypass some checks/codepaths not applicable in tests.
   bool setup_for_test_;
 
   DISALLOW_COPY_AND_ASSIGN(SessionChangeProcessor);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_SESSION_CHANGE_PROCESSOR_H_