Adds enableVirtualTime and setVirtualTimePolicy To Emulation domain.

components/scheduler/renderer/renderer_scheduler_impl_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/scheduler/renderer/renderer_scheduler_impl.h"
 
 #include <utility>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/test/simple_test_tick_clock.h"
 #include "cc/output/begin_frame_args.h"
 #include "cc/test/ordered_simple_task_runner.h"
 #include "components/scheduler/base/test_time_source.h"
 #include "components/scheduler/child/scheduler_tqm_delegate_for_test.h"
 #include "components/scheduler/child/scheduler_tqm_delegate_impl.h"
+#include "components/test_runner/test_common.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace scheduler {
 
 namespace {
 class FakeInputEvent : public blink::WebInputEvent {
  public:
   explicit FakeInputEvent(blink::WebInputEvent::Type event_type)
       : WebInputEvent(sizeof(FakeInputEvent)) {
@@ skipping 194 matching lines @@
 ::std::ostream& operator<<(::std::ostream& os,
                            const RendererScheduler::UseCase& use_case) {
   return os << RendererScheduler::UseCaseToString(use_case);
 }
 
 class RendererSchedulerImplTest : public testing::Test {
  public:
   using UseCase = RendererSchedulerImpl::UseCase;
 
   RendererSchedulerImplTest() : clock_(new base::SimpleTestTickClock()) {
+    test_runner::EnsureBlinkInitialized();
     clock_->Advance(base::TimeDelta::FromMicroseconds(5000));
   }
 
   RendererSchedulerImplTest(base::MessageLoop* message_loop)
       : clock_(new base::SimpleTestTickClock()), message_loop_(message_loop) {
     clock_->Advance(base::TimeDelta::FromMicroseconds(5000));
   }
 
   ~RendererSchedulerImplTest() override {}
 
@@ skipping 3051 matching lines @@
                    base::Unretained(this)));
     EXPECT_EQ(UseCase::MAIN_THREAD_GESTURE, CurrentUseCase()) << "i = " << i;
   }
 
   EXPECT_EQ(TaskQueue::HIGH_PRIORITY,
             scheduler_->CompositorTaskRunner()->GetQueuePriority());
   EXPECT_EQ(279u, run_order.size());
 }
 
 }  // namespace scheduler