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 43dce606c6285fa68fc5797eeaf715bea3b52e69..c742ac3c454283d88b782b852831e4e0a5103710 100644 |
--- a/base/task_scheduler/scheduler_worker_pool.h |
+++ b/base/task_scheduler/scheduler_worker_pool.h |
@@ -9,6 +9,8 @@ |
#include "base/base_export.h" |
#include "base/memory/ref_counted.h" |
+#include "base/sequenced_task_runner.h" |
+#include "base/single_thread_task_runner.h" |
#include "base/task_runner.h" |
#include "base/task_scheduler/sequence.h" |
#include "base/task_scheduler/task.h" |
@@ -25,11 +27,23 @@ class BASE_EXPORT SchedulerWorkerPool { |
public: |
virtual ~SchedulerWorkerPool() = default; |
- // Returns a TaskRunner whose PostTask invocations will result in scheduling |
- // Tasks with |traits| and |execution_mode| in this SchedulerWorkerPool. |
+ // Returns a TaskRunner whose PostTask invocations result in scheduling tasks |
+ // in this SchedulerWorkerPool using |traits|. Tasks may run in any order and |
+ // in parallel. |
virtual scoped_refptr<TaskRunner> CreateTaskRunnerWithTraits( |
- const TaskTraits& traits, |
- ExecutionMode execution_mode) = 0; |
+ const TaskTraits& traits) = 0; |
+ |
+ // Returns a SequencedTaskRunner whose PostTask invocations result in |
+ // scheduling tasks in this SchedulerWorkerPool using |traits|. Tasks run one |
+ // at a time in posting order. |
+ virtual scoped_refptr<SequencedTaskRunner> |
+ CreateSequencedTaskRunnerWithTraits(const TaskTraits& traits) = 0; |
+ |
+ // Returns a SingleThreadTaskRunner whose PostTask invocations result in |
+ // scheduling tasks in this SchedulerWorkerPool using |traits|. Tasks run on a |
+ // single thread in posting order. |
+ virtual scoped_refptr<SingleThreadTaskRunner> |
+ CreateSingleThreadTaskRunnerWithTraits(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 |