Revert of [Sync] Move //components/sync to the syncer namespace. (patchset #5 id:40001 of https://co

components/sync/driver/invalidation_adapter.h

 // Copyright 2014 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_SYNC_DRIVER_INVALIDATION_ADAPTER_H_
 #define COMPONENTS_SYNC_DRIVER_INVALIDATION_ADAPTER_H_
 
 #include <stdint.h>
 
 #include <string>
 
 #include "components/invalidation/public/invalidation.h"
 #include "components/sync/base/invalidation_interface.h"
 
-namespace syncer {
+namespace browser_sync {
 
-// Wraps a Invalidation in the InvalidationInterface.
-class InvalidationAdapter : public InvalidationInterface {
+// Wraps a syncer::Invalidation in the syncer::InvalidationInterface.
+class InvalidationAdapter : public syncer::InvalidationInterface {
  public:
-  explicit InvalidationAdapter(const Invalidation& invalidation);
+  explicit InvalidationAdapter(const syncer::Invalidation& invalidation);
   ~InvalidationAdapter() override;
 
   // Implementation of InvalidationInterface.
   bool IsUnknownVersion() const override;
   const std::string& GetPayload() const override;
   int64_t GetVersion() const override;
   void Acknowledge() override;
   void Drop() override;
 
  private:
-  Invalidation invalidation_;
+  syncer::Invalidation invalidation_;
 };
 
-}  // namespace syncer
+}  // namespace browser_sync
 
 #endif  // COMPONENTS_SYNC_DRIVER_INVALIDATION_ADAPTER_H_