[Sync] Create //components/sync/device_info.

components/sync/device_info/device_info.h

Index: components/sync/device_info/device_info.h
diff --git a/components/sync/driver/device_info.h b/components/sync/device_info/device_info.h
similarity index 95%
rename from components/sync/driver/device_info.h
rename to components/sync/device_info/device_info.h
index cc2d7b9f496ade03c1981a99f727c1fe7f45f4a0..638020771e350558fdfe770de650d7c50f5deacd 100644
--- a/components/sync/driver/device_info.h
+++ b/components/sync/device_info/device_info.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_DRIVER_DEVICE_INFO_H_
-#define COMPONENTS_SYNC_DRIVER_DEVICE_INFO_H_
+#ifndef COMPONENTS_SYNC_DEVICE_INFO_DEVICE_INFO_H_
+#define COMPONENTS_SYNC_DEVICE_INFO_DEVICE_INFO_H_
 
 #include <string>
 
@@ -98,4 +98,4 @@ class DeviceInfo {
 
 }  // namespace sync_driver
 
-#endif  // COMPONENTS_SYNC_DRIVER_DEVICE_INFO_H_
+#endif  // COMPONENTS_SYNC_DEVICE_INFO_DEVICE_INFO_H_