Clean up response handling
Clean up response handling

Reviewed By: priteshrnandgaonkar, fabiomassimo

Differential Revision: D28441183

fbshipit-source-id: 6e47d05145e986279860b49cfff078a905f62689

facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper,facebook/flipper