scheduler: Throttle timers in out-of-view frames

components/scheduler/renderer/web_view_scheduler_impl_unittest.cc

 // Copyright 2015 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/web_view_scheduler_impl.h"
 
 #include <memory>
 
 #include "base/callback.h"
 #include "base/memory/ptr_util.h"
@@ skipping 19 matching lines @@
 
   void SetUp() override {
     clock_.reset(new base::SimpleTestTickClock());
     clock_->Advance(base::TimeDelta::FromMicroseconds(5000));
     mock_task_runner_ =
         make_scoped_refptr(new cc::OrderedSimpleTaskRunner(clock_.get(), true));
     delagate_ = SchedulerTqmDelegateForTest::Create(
         mock_task_runner_, base::WrapUnique(new TestTimeSource(clock_.get())));
     scheduler_.reset(new RendererSchedulerImpl(delagate_));
     web_view_scheduler_.reset(new WebViewSchedulerImpl(
-        nullptr, scheduler_.get(), DisableBackgroundTimerThrottling()));
+        nullptr, scheduler_.get(), DisableBackgroundTimerThrottling(), true));
     web_frame_scheduler_ =
         web_view_scheduler_->createWebFrameSchedulerImpl(nullptr);
   }
 
   void TearDown() override {
     web_frame_scheduler_.reset();
     web_view_scheduler_.reset();
     scheduler_->Shutdown();
     scheduler_.reset();
   }
@@ skipping 77 matching lines @@
       BLINK_FROM_HERE,
       new RepeatingTask(web_frame_scheduler_->loadingTaskRunner(), &run_count),
       1.0);
 
   mock_task_runner_->RunForPeriod(base::TimeDelta::FromSeconds(1));
   EXPECT_EQ(1000, run_count);  // Loading tasks should not be throttled
 }
 
 TEST_F(WebViewSchedulerImplTest, RepeatingTimers_OneBackgroundOneForeground) {
   std::unique_ptr<WebViewSchedulerImpl> web_view_scheduler2(
-      new WebViewSchedulerImpl(nullptr, scheduler_.get(), false));
+      new WebViewSchedulerImpl(nullptr, scheduler_.get(), false, true));
   std::unique_ptr<WebFrameSchedulerImpl> web_frame_scheduler2 =
       web_view_scheduler2->createWebFrameSchedulerImpl(nullptr);
 
   web_view_scheduler_->setPageVisible(true);
   web_view_scheduler2->setPageVisible(false);
 
   int run_count1 = 0;
   int run_count2 = 0;
   web_frame_scheduler_->timerTaskRunner()->postDelayedTask(
       BLINK_FROM_HERE,
@@ skipping 346 matching lines @@
   // it will prevent further tasks from running (i.e. the RepeatingTask) by
   // deleting the WebFrameScheduler.
   timer_task_runner->postDelayedTask(BLINK_FROM_HERE, delete_frame_task,
                                      9990.0);
 
   mock_task_runner_->RunForPeriod(base::TimeDelta::FromSeconds(100));
   EXPECT_EQ(10, run_count);
 }
 
 }  // namespace scheduler