Bug 883705 - [Cost Control]In Usage Graph Wi-Fi Toggle is always unchecked after closing the Usage app and again Reopen
Merge pull request #10433 from huchengtw-moz/costcontrol/Bug_883705_usage_graph_wifi_toggle_always_off

Bug 883705 - [Cost Control]In Usage Graph Wi-Fi Toggle is always uncheck...
r=salva