INVALID_RESULT     22 cc/scheduler/draw_swap_readback_result.h       : draw_result(INVALID_RESULT), did_swap(false), did_readback(false) {}
INVALID_RESULT   1081 cc/scheduler/scheduler_state_machine.cc     case DrawSwapReadbackResult::INVALID_RESULT:
INVALID_RESULT   1299 cc/trees/thread_proxy.cc   DCHECK_NE(DrawSwapReadbackResult::INVALID_RESULT, result.draw_result);