Experimental: Chrome side of killing the blink timer heap

content/renderer/scheduler/task_queue_manager.h

Index: content/renderer/scheduler/task_queue_manager.h
diff --git a/content/renderer/scheduler/task_queue_manager.h b/content/renderer/scheduler/task_queue_manager.h
index 8f32b93a0ace6674cfa227db573ca5bad6f4540d..d57f4ebb19a18517f026799c291999acfc70ef24 100644
--- a/content/renderer/scheduler/task_queue_manager.h
+++ b/content/renderer/scheduler/task_queue_manager.h
@@ -128,13 +128,14 @@ class CONTENT_EXPORT TaskQueueManager {
   // Use the selector to choose a pending task and run it.
   void DoWork(bool posted_from_main_thread);
 
+  // Delayed Tasks with run_times <= |now| are enqueued onto their work queues.
   // Reloads any empty work queues which have automatic pumping enabled and
   // which are eligible to be auto pumped based on the |previous_task| which was
   // run. Call with an empty |previous_task| if no task was just run. Returns
   // true if any work queue has tasks after doing this.
   // |next_pending_delayed_task| should be the time of the next known delayed
   // task. It is updated if any task is found which should run earlier.
-  bool UpdateWorkQueues(base::TimeTicks* next_pending_delayed_task,
+  bool UpdateWorkQueues(base::TimeTicks now,
                         const base::PendingTask* previous_task);
 
   // Chooses the next work queue to service. Returns true if |out_queue_index|