[Sync] Move //components/sync to the syncer namespace.

chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h

Index: chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h
diff --git a/chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h b/chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h
index 046ff752809d50995c8b4645a4a520ccf583ef9d..d04a662c693fa754609d93d297ecf15932985695 100644
--- a/chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h
+++ b/chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h
@@ -14,9 +14,9 @@ namespace base {
 class DictionaryValue;
 }  // namespace base
 
-namespace sync_driver {
+namespace syncer {
 class DeviceInfo;
-}  // namespace sync_driver
+}  // namespace syncer
 
 class Profile;
 
@@ -45,12 +45,12 @@ std::string GetGUIDFromPublicId(
 // The dictionary would have the public id as the key and the
 // device guid as the value.
 void CreateMappingForUnmappedDevices(
-    const std::vector<std::unique_ptr<sync_driver::DeviceInfo>>& device_info,
+    const std::vector<std::unique_ptr<syncer::DeviceInfo>>& device_info,
     base::DictionaryValue* value);
 
 // Gets the device info for a given client id. If the device is not found
 // the returned pointer would be null.
-std::unique_ptr<sync_driver::DeviceInfo> GetDeviceInfoForClientId(
+std::unique_ptr<syncer::DeviceInfo> GetDeviceInfoForClientId(
     const std::string& client_id,
     const std::string& extension_id,
     Profile* profile);