Extracting NetLog inner classes into their own classes.

components/drive/service/fake_drive_service.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 COMPONENTS_DRIVE_SERVICE_FAKE_DRIVE_SERVICE_H_
 #define COMPONENTS_DRIVE_SERVICE_FAKE_DRIVE_SERVICE_H_
 
 #include <stdint.h>
 
 #include <string>
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
+#include "base/observer_list.h"
 #include "base/threading/thread_checker.h"
 #include "components/drive/service/drive_service_interface.h"
 
 namespace base {
 class DictionaryValue;
 }
 
 namespace google_apis {
 class AboutResource;
 class ChangeResource;
@@ skipping 380 matching lines @@
   base::ObserverList<ChangeObserver> change_observers_;
 
   base::WeakPtrFactory<FakeDriveService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeDriveService);
 };
 
 }  // namespace drive
 
 #endif  // COMPONENTS_DRIVE_SERVICE_FAKE_DRIVE_SERVICE_H_