Repo created

TMessagesProj/jni/voip/webrtc/base/updateable_sequenced_task_runner.h

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+// Copyright 2018 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_UPDATEABLE_SEQUENCED_TASK_RUNNER_H_
+#define BASE_UPDATEABLE_SEQUENCED_TASK_RUNNER_H_
+
+#include "base/sequenced_task_runner.h"
+#include "base/task/task_traits.h"
+
+namespace base {
+
+// A SequencedTaskRunner whose posted tasks' priorities can be updated.
+class BASE_EXPORT UpdateableSequencedTaskRunner : public SequencedTaskRunner {
+ public:
+  // Updates the priority for tasks posted through this TaskRunner to
+  // |priority|.
+  virtual void UpdatePriority(TaskPriority priority) = 0;
+
+ protected:
+  UpdateableSequencedTaskRunner() = default;
+  ~UpdateableSequencedTaskRunner() override = default;
+
+  DISALLOW_COPY_AND_ASSIGN(UpdateableSequencedTaskRunner);
+};
+
+}  // namespace base
+
+#endif  // BASE_UPDATEABLE_SEQUENCED_TASK_RUNNER_H_