Remove SchedulerWorkerPoolImpl::ReEnqueueSequenceCallback.

base/task_scheduler/scheduler_worker_pool.h

Index: base/task_scheduler/scheduler_worker_pool.h
diff --git a/base/task_scheduler/scheduler_worker_pool.h b/base/task_scheduler/scheduler_worker_pool.h
index f7a89084c59b55dd12ded877fca205816b717de1..85e5dbebd2b4fed444e3b49c9135ebc0161cb243 100644
--- a/base/task_scheduler/scheduler_worker_pool.h
+++ b/base/task_scheduler/scheduler_worker_pool.h
@@ -18,8 +18,6 @@
 namespace base {
 namespace internal {
 
-class SequenceSortKey;
-
 // Interface for a worker pool.
 class BASE_EXPORT SchedulerWorkerPool {
  public:
@@ -37,14 +35,6 @@ class BASE_EXPORT SchedulerWorkerPool {
   virtual scoped_refptr<SequencedTaskRunner>
   CreateSequencedTaskRunnerWithTraits(const TaskTraits& traits) = 0;
 
-  // Inserts |sequence| with |sequence_sort_key| into a queue of Sequences that
-  // can be processed by any worker owned by this SchedulerWorkerPool. Must only
-  // be used to put |sequence| back into a queue after running a Task from it.
-  // The thread that calls this doesn't have to belong to this
-  // SchedulerWorkerPool.
-  virtual void ReEnqueueSequence(scoped_refptr<Sequence> sequence,
-                                 const SequenceSortKey& sequence_sort_key) = 0;
-
   // Posts |task| to be executed by this SchedulerWorkerPool as part of
   // |sequence|. |task| won't be executed before its delayed run time, if any.
   // Returns true if |task| is posted.