[Sync] Move //components/sync to the syncer namespace.

components/sync/syncable/entry.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.
 
 #ifndef COMPONENTS_SYNC_SYNCABLE_ENTRY_H_
 #define COMPONENTS_SYNC_SYNCABLE_ENTRY_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "components/sync/syncable/entry_kernel.h"
 
 namespace syncer {
+
 class Cryptographer;
 class ReadNode;
 
 namespace syncable {
 
 class Directory;
 class BaseTransaction;
 
 // A read-only meta entry
 // Instead of:
@@ skipping 235 matching lines @@
 
   inline explicit Entry(BaseTransaction* trans)
       : basetrans_(trans), kernel_(NULL) {}
 
  protected:
   BaseTransaction* const basetrans_;
 
   EntryKernel* kernel_;
 
  private:
-  friend class Directory;
+  friend class syncer::syncable::Directory;
   friend class syncer::ReadNode;
   friend std::ostream& operator<<(std::ostream& s, const Entry& e);
 
   DISALLOW_COPY_AND_ASSIGN(Entry);
 };
 
 std::ostream& operator<<(std::ostream& os, const Entry& entry);
 
 }  // namespace syncable
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_SYNCABLE_ENTRY_H_