1 // Copyright 2015 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CONTENT_CHILD_SCHEDULER_SCHEDULER_MESSAGE_LOOP_DELEGATE_H_
6 #define CONTENT_CHILD_SCHEDULER_SCHEDULER_MESSAGE_LOOP_DELEGATE_H_
8 #include "base/message_loop/message_loop.h"
9 #include "content/child/scheduler/nestable_single_thread_task_runner.h"
10 #include "content/common/content_export.h"
14 class CONTENT_EXPORT SchedulerMessageLoopDelegate
15 : public NestableSingleThreadTaskRunner
{
17 // |message_loop| is not owned and must outlive the lifetime of this object.
18 static scoped_refptr
<SchedulerMessageLoopDelegate
> Create(
19 base::MessageLoop
* message_loop
);
21 // NestableSingleThreadTaskRunner implementation
22 bool PostDelayedTask(const tracked_objects::Location
& from_here
,
23 const base::Closure
& task
,
24 base::TimeDelta delay
) override
;
25 bool PostNonNestableDelayedTask(const tracked_objects::Location
& from_here
,
26 const base::Closure
& task
,
27 base::TimeDelta delay
) override
;
28 bool RunsTasksOnCurrentThread() const override
;
29 bool IsNested() const override
;
32 ~SchedulerMessageLoopDelegate() override
;
35 SchedulerMessageLoopDelegate(base::MessageLoop
* message_loop
);
38 base::MessageLoop
* message_loop_
;
40 DISALLOW_COPY_AND_ASSIGN(SchedulerMessageLoopDelegate
);
43 } // namespace content
45 #endif // CONTENT_CHILD_SCHEDULER_SCHEDULER_MESSAGE_LOOP_DELEGATE_H_