[Sync] Move the last things out of core/.

components/sync/engine/sync_encryption_handler.h

Index: components/sync/engine/sync_encryption_handler.h
diff --git a/components/sync/core/sync_encryption_handler.h b/components/sync/engine/sync_encryption_handler.h
similarity index 97%
rename from components/sync/core/sync_encryption_handler.h
rename to components/sync/engine/sync_encryption_handler.h
index 41a7b95e5a5738d6756fdc02603c247545f694d3..52c5750f516fa7089f8c12b0d8c8ca8712419de5 100644
--- a/components/sync/core/sync_encryption_handler.h
+++ b/components/sync/engine/sync_encryption_handler.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_SYNC_ENCRYPTION_HANDLER_H_
-#define COMPONENTS_SYNC_CORE_SYNC_ENCRYPTION_HANDLER_H_
+#ifndef COMPONENTS_SYNC_ENGINE_SYNC_ENCRYPTION_HANDLER_H_
+#define COMPONENTS_SYNC_ENGINE_SYNC_ENCRYPTION_HANDLER_H_
 
 #include <string>
 
@@ -172,4 +172,4 @@ class SyncEncryptionHandler {
 
 }  // namespace syncer
 
-#endif  // COMPONENTS_SYNC_CORE_SYNC_ENCRYPTION_HANDLER_H_
+#endif  // COMPONENTS_SYNC_ENGINE_SYNC_ENCRYPTION_HANDLER_H_