Revert of Fix computation of runtime for throttled tasks

components/scheduler/base/virtual_time_domain.h

Index: components/scheduler/base/virtual_time_domain.h
diff --git a/components/scheduler/base/virtual_time_domain.h b/components/scheduler/base/virtual_time_domain.h
index 830958c0680f09d35096c5f2c96cdb67a3a9cb52..e522533be66fde913a4aab08280bac13fb673add 100644
--- a/components/scheduler/base/virtual_time_domain.h
+++ b/components/scheduler/base/virtual_time_domain.h
@@ -21,8 +21,6 @@ class SCHEDULER_EXPORT VirtualTimeDomain : public TimeDomain {
   // TimeDomain implementation:
   LazyNow CreateLazyNow() const override;
   base::TimeTicks Now() const override;
-  base::TimeTicks ComputeDelayedRunTime(base::TimeTicks time_domain_now,
-                                        base::TimeDelta delay) const override;
   bool MaybeAdvanceTime() override;
   const char* GetName() const override;