TaskScheduler [9] Delayed Task Manager

base/task_scheduler/utils.cc

Index: base/task_scheduler/utils.cc
diff --git a/base/task_scheduler/utils.cc b/base/task_scheduler/utils.cc
index 342c8a2a13b03c1f845db37fe14dcb179c3fa8ef..30ca46171a26e88331d0096782736fd65869f3dc 100644
--- a/base/task_scheduler/utils.cc
+++ b/base/task_scheduler/utils.cc
@@ -8,6 +8,7 @@
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
+#include "base/task_scheduler/delayed_task_manager.h"
 #include "base/task_scheduler/priority_queue.h"
 #include "base/task_scheduler/scheduler_task_executor.h"
 #include "base/task_scheduler/sequence_sort_key.h"
@@ -20,19 +21,24 @@ namespace internal {
 bool PostTaskToExecutor(std::unique_ptr<Task> task,
                         scoped_refptr<Sequence> sequence,
                         SchedulerTaskExecutor* executor,
-                        TaskTracker* task_tracker) {
+                        TaskTracker* task_tracker,
+                        DelayedTaskManager* delayed_task_manager) {
   DCHECK(task);
   DCHECK(sequence);
   DCHECK(executor);
   DCHECK(task_tracker);
-
-  // TODO(fdoray): Support delayed tasks.
-  DCHECK(task->delayed_run_time.is_null());
+  DCHECK(delayed_task_manager);
 
   if (!task_tracker->WillPostTask(task.get()))
     return false;
 
-  executor->PostTaskWithSequence(std::move(task), std::move(sequence));
+  if (task->delayed_run_time.is_null()) {
+    executor->PostTaskWithSequence(std::move(task), std::move(sequence));
+  } else {
+    delayed_task_manager->AddDelayedTask(std::move(task), std::move(sequence),
+                                         executor);
+  }
+
   return true;
 }