time gather_true_virtual_methods
time gather_true_virtual_methods

Reviewed By: Feng23

Differential Revision: D29413071

fbshipit-source-id: 7ba67a598c33de71644eb088cc7ea5b5d1b708fd

facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex