[sync] Componentize sync: Part Final: Target 'sync' is now its own component

sync/internal_api/public/base/unique_position.h

Index: sync/internal_api/public/base/unique_position.h
diff --git a/sync/internal_api/public/base/unique_position.h b/sync/internal_api/public/base/unique_position.h
index 8a0a1ba1a3e548edabf1dc863aca0285434a132d..3822a1b5ba6cf1797314040183bf69da669624f3 100644
--- a/sync/internal_api/public/base/unique_position.h
+++ b/sync/internal_api/public/base/unique_position.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 2013 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.
 
@@ -8,6 +8,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "sync/base/sync_export.h"
 
 namespace sync_pb {
 class UniquePosition;
@@ -37,7 +38,7 @@ namespace syncer {
 //
 // This class currently has several bookmarks-related assumptions built in,
 // though it could be adapted to be more generally useful.
-class UniquePosition {
+class SYNC_EXPORT_PRIVATE UniquePosition {
  public:
   static const size_t kSuffixLength;