[Sync] Moved down comments directly following copyright.

components/sync/engine/engine_components_factory_impl.h

 // Copyright 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.
-//
-// An EngineComponentsFactory implementation designed for real production /
-// normal use.
 
 #ifndef COMPONENTS_SYNC_ENGINE_ENGINE_COMPONENTS_FACTORY_IMPL_H_
 #define COMPONENTS_SYNC_ENGINE_ENGINE_COMPONENTS_FACTORY_IMPL_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "components/sync/engine/engine_components_factory.h"
 
 namespace syncer {
 
+// An EngineComponentsFactory implementation designed for real production /
+// normal use.
 class EngineComponentsFactoryImpl : public EngineComponentsFactory {
  public:
   explicit EngineComponentsFactoryImpl(const Switches& switches);
   ~EngineComponentsFactoryImpl() override;
 
   std::unique_ptr<SyncScheduler> BuildScheduler(
       const std::string& name,
       SyncCycleContext* context,
       CancelationSignal* cancelation_signal) override;
 
@@ skipping 14 matching lines @@
   Switches GetSwitches() const override;
 
  private:
   const Switches switches_;
   DISALLOW_COPY_AND_ASSIGN(EngineComponentsFactoryImpl);
 };
 
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_ENGINE_ENGINE_COMPONENTS_FACTORY_IMPL_H_