Revert of Dont post delayed DoWork for disabled queues.

third_party/WebKit/Source/platform/scheduler/base/task_queue_manager.cc

Index: third_party/WebKit/Source/platform/scheduler/base/task_queue_manager.cc
diff --git a/third_party/WebKit/Source/platform/scheduler/base/task_queue_manager.cc b/third_party/WebKit/Source/platform/scheduler/base/task_queue_manager.cc
index 756416e142dbe5008711b3f87b56d4b43bd8dd7c..30c022e6ee0f5a92676c7376c4e4ee646ff4406f 100644
--- a/third_party/WebKit/Source/platform/scheduler/base/task_queue_manager.cc
+++ b/third_party/WebKit/Source/platform/scheduler/base/task_queue_manager.cc
@@ -218,9 +218,10 @@
 
 void TaskQueueManager::MaybeScheduleDelayedWork(
     const tracked_objects::Location& from_here,
-    LazyNow* lazy_now,
-    base::TimeTicks run_time) {
-  DCHECK(main_thread_checker_.CalledOnValidThread());
+    base::TimeTicks now,
+    base::TimeDelta delay) {
+  DCHECK(main_thread_checker_.CalledOnValidThread());
+  DCHECK_GE(delay, base::TimeDelta());
   {
     base::AutoLock lock(any_thread_lock_);
 
@@ -235,29 +236,17 @@
   }
 
   // De-duplicate DoWork posts.
+  base::TimeTicks run_time = now + delay;
   if (next_delayed_do_work_ <= run_time && !next_delayed_do_work_.is_null())
     return;
 
-  cancelable_delayed_do_work_closure_.Reset(delayed_do_work_closure_);
-
-  base::TimeDelta delay =
-      std::max(base::TimeDelta(), run_time - lazy_now->Now());
-  next_delayed_do_work_ = lazy_now->Now() + delay;
-
   TRACE_EVENT1(tracing_category_, "MaybeScheduleDelayedWorkInternal",
                "delay_ms", delay.InMillisecondsF());
 
+  cancelable_delayed_do_work_closure_.Reset(delayed_do_work_closure_);
+  next_delayed_do_work_ = run_time;
   delegate_->PostDelayedTask(
       from_here, cancelable_delayed_do_work_closure_.callback(), delay);
-}
-
-void TaskQueueManager::CancelDelayedWork(base::TimeTicks run_time) {
-  DCHECK(main_thread_checker_.CalledOnValidThread());
-  if (next_delayed_do_work_ != run_time)
-    return;
-
-  cancelable_delayed_do_work_closure_.Cancel();
-  next_delayed_do_work_ = base::TimeTicks();
 }
 
 void TaskQueueManager::DoWork(bool delayed) {