code: def get_safari_navigation_bar_height(self):
          
          status_bar_height = 0
          if self.driver_wrapper.is_ios_test() and self.driver_wrapper.is_web_test():
              # ios 7.1, 8.3
              status_bar_height = 64
          return status_bar_height
docs: Get the height of Safari navigation bar
  
          :returns: height of navigation bar