Revert "Update CityCodeSettingViewController.m"

This reverts commit f5a6f2bac9957109cc53833a7e47cdfdb24e9e16.
Revert "Revert "Update CityCodeSettingViewController.m""

This reverts commit f2c824e3253780617cf775d0327bf97779cf4961.
Revert "Revert "Revert "Update CityCodeSettingViewController.m"""

This reverts commit 8e791b3122510d2fa01429cd35e1f6fd5959214f.
Revert "Revert "Revert "Revert "Update CityCodeSettingViewController.m""""

This reverts commit f3771b724cffd233a8cb58b7e67c454d64f874f9.
Revert "Revert "Revert "Revert "Revert "Update CityCodeSettingViewController.m"""""

This reverts commit aa53bb9555789fcd87579479221d3b03745cb14f.