[Reland] Dont post delayed DoWork for disabled queues.

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

 // Copyright 2016 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 "platform/scheduler/renderer/throttled_time_domain.h"
 
 namespace blink {
 namespace scheduler {
 
 ThrottledTimeDomain::ThrottledTimeDomain(TimeDomain::Observer* observer,
                                          const char* tracing_category)
     : RealTimeDomain(observer, tracing_category) {}
 
 ThrottledTimeDomain::~ThrottledTimeDomain() {}
 
 const char* ThrottledTimeDomain::GetName() const {
   return "ThrottledTimeDomain";
 }
 
-void ThrottledTimeDomain::RequestWakeup(base::TimeTicks now,
-                                        base::TimeDelta delay) {
+void ThrottledTimeDomain::RequestWakeupAt(LazyNow* lazy_now,
+                                          base::TimeTicks run_time) {
   // We assume the owner (i.e. TaskQueueThrottler) will manage wakeups on our
   // behalf.
 }
 
+void ThrottledTimeDomain::CancelWakeupAt(base::TimeTicks run_time) {}

[Sami, 2016/12/14 16:29:38]

// No-op because of the above.

[alex clarke (OOO till 29th), 2016/12/14 16:50:36]

Done.

+
 base::Optional<base::TimeDelta> ThrottledTimeDomain::DelayTillNextTask(
     LazyNow* lazy_now) {
   base::TimeTicks next_run_time;
   if (!NextScheduledRunTime(&next_run_time))
     return base::Optional<base::TimeDelta>();
 
   base::TimeTicks now = lazy_now->Now();
   if (now >= next_run_time)
     return base::TimeDelta();  // Makes DoWork post an immediate continuation.
 
   // Unlike RealTimeDomain::ContinuationNeeded we don't request a wake up here,
   // we assume the owner (i.e. TaskQueueThrottler) will manage wakeups on our
   // behalf.
   return base::Optional<base::TimeDelta>();
 }
 
 }  // namespace scheduler
 }  // namespace blink