Fix computation of runtime for throttled tasks

components/scheduler/base/virtual_time_domain.cc

Index: components/scheduler/base/virtual_time_domain.cc
diff --git a/components/scheduler/base/virtual_time_domain.cc b/components/scheduler/base/virtual_time_domain.cc
index db9c4035b29f35eb3668a3ebffdb2ab53375b9ae..86108b20368612f1b6fc903fad2fd59f8733ec30 100644
--- a/components/scheduler/base/virtual_time_domain.cc
+++ b/components/scheduler/base/virtual_time_domain.cc
@@ -33,6 +33,12 @@ base::TimeTicks VirtualTimeDomain::Now() const {
   return now_;
 }
 
+base::TimeTicks VirtualTimeDomain::ComputeDelayedRunTime(
+    base::TimeTicks time_domain_now,
+    base::TimeDelta delay) const {
+  return time_domain_now + delay;
+}
+
 void VirtualTimeDomain::RequestWakeup(base::TimeTicks now,
                                       base::TimeDelta delay) {
   // We don't need to do anything here because the caller of AdvanceTo is