[Sync] Move //sync to //components/sync.

components/sync/engine_impl/nudge_source.h

Index: components/sync/engine_impl/nudge_source.h
diff --git a/sync/engine/nudge_source.h b/components/sync/engine_impl/nudge_source.h
similarity index 79%
rename from sync/engine/nudge_source.h
rename to components/sync/engine_impl/nudge_source.h
index d60b51558defb38f6b14d9dc9ba3b70aa8b00b95..0c95c769e732a9ef57cb8db20140f797b5131593 100644
--- a/sync/engine/nudge_source.h
+++ b/components/sync/engine_impl/nudge_source.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 SYNC_ENGINE_NUDGE_SOURCE_H_
-#define SYNC_ENGINE_NUDGE_SOURCE_H_
+#ifndef COMPONENTS_SYNC_ENGINE_IMPL_NUDGE_SOURCE_H_
+#define COMPONENTS_SYNC_ENGINE_IMPL_NUDGE_SOURCE_H_
 
 namespace syncer {
 
@@ -21,4 +21,4 @@ const char* GetNudgeSourceString(NudgeSource nudge_source);
 
 }  // namespace syncer
 
-#endif  // SYNC_ENGINE_NUDGE_SOURCE_H_
+#endif  // COMPONENTS_SYNC_ENGINE_IMPL_NUDGE_SOURCE_H_