scheduler: Make virtual time expiration deterministic

third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc

Index: third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
diff --git a/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc b/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
index 022f2cd8f4f22f2a2df17d90e3ef0e502b1e87e2..f2f6239d3c1d6061ea0127e300209ff10c71f3ad 100644
--- a/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
+++ b/third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl_unittest.cc
@@ -3666,6 +3666,12 @@ TEST_F(RendererSchedulerImplTest, EnableVirtualTime) {
             scheduler_->GetVirtualTimeDomain());
   EXPECT_EQ(scheduler_->TimerTaskQueue()->GetTimeDomain(),
             scheduler_->GetVirtualTimeDomain());
+  EXPECT_EQ(scheduler_->VirtualTimeControlTaskQueue()->GetTimeDomain(),
+            scheduler_->GetVirtualTimeDomain());
+
+  // The main control task queue remains in the real time domain.
+  EXPECT_EQ(scheduler_->ControlTaskQueue()->GetTimeDomain(),
+            scheduler_->real_time_domain());
 
   EXPECT_EQ(loading_tq->GetTimeDomain(), scheduler_->GetVirtualTimeDomain());
   EXPECT_EQ(timer_tq->GetTimeDomain(), scheduler_->GetVirtualTimeDomain());
@@ -3700,6 +3706,9 @@ TEST_F(RendererSchedulerImplTest, DisableVirtualTimeForTesting) {
             scheduler_->real_time_domain());
   EXPECT_EQ(scheduler_->TimerTaskQueue()->GetTimeDomain(),
             scheduler_->real_time_domain());
+  EXPECT_EQ(scheduler_->ControlTaskQueue()->GetTimeDomain(),
+            scheduler_->real_time_domain());
+  EXPECT_FALSE(scheduler_->VirtualTimeControlTaskQueue());
 }
 
 TEST_F(RendererSchedulerImplTest, Tracing) {