Revert of [Reland] Dont post delayed DoWork for disabled queues.

third_party/WebKit/public/platform/scheduler/base/task_queue.h

Index: third_party/WebKit/public/platform/scheduler/base/task_queue.h
diff --git a/third_party/WebKit/public/platform/scheduler/base/task_queue.h b/third_party/WebKit/public/platform/scheduler/base/task_queue.h
index c57d23737a45a6631b7991d86b23c51ebe1f14ea..07335fb002075f01235ba86c2300d30cfe4e7df9 100644
--- a/third_party/WebKit/public/platform/scheduler/base/task_queue.h
+++ b/third_party/WebKit/public/platform/scheduler/base/task_queue.h
@@ -150,9 +150,8 @@
   // NOTE: this must be called on the thread this TaskQueue was created by.
   virtual bool HasPendingImmediateWork() const = 0;
 
-  // Returns requested run time of next scheduled wakeup for a delayed task
-  // which is not ready to run. If there are no such tasks or the queue is
-  // disabled (by a QueueEnabledVoter) it returns base::nullopt.
+  // Returns requested run time of next delayed task, which is not ready
+  // to run. If there are no such tasks, returns base::nullopt.
   // NOTE: this must be called on the thread this TaskQueue was created by.
   virtual base::Optional<base::TimeTicks> GetNextScheduledWakeUp() = 0;