22 Decision DecideCondition(JSHeapBroker* broker, Node* const cond) {  in DecideCondition()
26       return mcond.Value() ? Decision::kTrue : Decision::kFalse;  in DecideCondition()
30       return mcond.Ref(broker).BooleanValue() ? Decision::kTrue  in DecideCondition()
31                                               : Decision::kFalse;  in DecideCondition()
34       return Decision::kUnknown;  in DecideCondition()
93            Decision::kFalse &&  in ReduceBranch()
95            Decision::kTrue)) {  in ReduceBranch()
117   Decision const decision = DecideCondition(js_heap_broker(), cond);  in ReduceBranch()
118   if (decision == Decision::kUnknown) return NoChange();  in ReduceBranch()
123         Replace(use, (decision == Decision::kTrue) ? control : dead());  in ReduceBranch()
126         Replace(use, (decision == Decision::kFalse) ? control : dead());  in ReduceBranch()
157   Decision const decision = DecideCondition(js_heap_broker(), condition);  in ReduceDeoptimizeConditional()
158   if (decision == Decision::kUnknown) return NoChange();  in ReduceDeoptimizeConditional()
159   if (condition_is_true == (decision == Decision::kTrue)) {  in ReduceDeoptimizeConditional()
391     case Decision::kTrue:  in ReduceSelect()
393     case Decision::kFalse:  in ReduceSelect()
395     case Decision::kUnknown:  in ReduceSelect()