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

components/sync/engine/engine_util.h

Index: components/sync/engine/engine_util.h
diff --git a/components/sync/core_impl/syncapi_internal.h b/components/sync/engine/engine_util.h
similarity index 88%
rename from components/sync/core_impl/syncapi_internal.h
rename to components/sync/engine/engine_util.h
index 443bf35ff938e6318cf016a151b202c9b1e1e789..76f67c410f26699ace3e2d36e60c45a4e2dfea0f 100644
--- a/components/sync/core_impl/syncapi_internal.h
+++ b/components/sync/engine/engine_util.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_IMPL_SYNCAPI_INTERNAL_H_
-#define COMPONENTS_SYNC_CORE_IMPL_SYNCAPI_INTERNAL_H_
+#ifndef COMPONENTS_SYNC_ENGINE_ENGINE_UTIL_H_
+#define COMPONENTS_SYNC_ENGINE_ENGINE_UTIL_H_
 
 // The functions defined are shared among some of the classes that implement
 // the internal sync API.  They are not to be used by clients of the API.
@@ -39,4 +39,4 @@ bool AreAttachmentMetadataEqual(const sync_pb::AttachmentMetadata& left,
 
 }  // namespace syncer
 
-#endif  // COMPONENTS_SYNC_CORE_IMPL_SYNCAPI_INTERNAL_H_
+#endif  // COMPONENTS_SYNC_ENGINE_ENGINE_UTIL_H_