[Sync] Move some directory-related things from core/ to syncable/.

components/sync/syncable/base_node.h

Index: components/sync/syncable/base_node.h
diff --git a/components/sync/core/base_node.h b/components/sync/syncable/base_node.h
similarity index 98%
rename from components/sync/core/base_node.h
rename to components/sync/syncable/base_node.h
index 2f036294fb636fbfb74630687eb37080c7d17c0a..807d0f58930848bf93641b3f4e5aee879530c85d 100644
--- a/components/sync/core/base_node.h
+++ b/components/sync/syncable/base_node.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_SYNC_CORE_BASE_NODE_H_
-#define COMPONENTS_SYNC_CORE_BASE_NODE_H_
+#ifndef COMPONENTS_SYNC_SYNCABLE_BASE_NODE_H_
+#define COMPONENTS_SYNC_SYNCABLE_BASE_NODE_H_
 
 #include <stddef.h>
 #include <stdint.h>
@@ -240,4 +240,4 @@ class BaseNode {
 
 }  // namespace syncer
 
-#endif  // COMPONENTS_SYNC_CORE_BASE_NODE_H_
+#endif  // COMPONENTS_SYNC_SYNCABLE_BASE_NODE_H_