OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/basictypes.h" | 5 #include "base/basictypes.h" |
6 #include "base/compiler_specific.h" | 6 #include "base/compiler_specific.h" |
7 #include "base/single_thread_task_runner.h" | 7 #include "base/single_thread_task_runner.h" |
8 | 8 |
9 namespace base { | 9 namespace base { |
10 | 10 |
11 // Helper class for tests that need to provide an implementation of a | 11 // Helper class for tests that need to provide an implementation of a |
12 // *TaskRunner class but don't actually care about tasks being run. | 12 // *TaskRunner class but don't actually care about tasks being run. |
13 | 13 |
14 class NullTaskRunner : public base::SingleThreadTaskRunner { | 14 class NullTaskRunner : public base::SingleThreadTaskRunner { |
15 public: | 15 public: |
16 NullTaskRunner(); | 16 NullTaskRunner(); |
17 | 17 |
18 virtual bool PostDelayedTask(const tracked_objects::Location& from_here, | 18 virtual bool PostDelayedTask(const tracked_objects::Location& from_here, |
19 const base::Closure& task, | 19 const base::Closure& task, |
20 base::TimeDelta delay) OVERRIDE; | 20 base::TimeDelta delay) override; |
21 virtual bool PostNonNestableDelayedTask( | 21 virtual bool PostNonNestableDelayedTask( |
22 const tracked_objects::Location& from_here, | 22 const tracked_objects::Location& from_here, |
23 const base::Closure& task, | 23 const base::Closure& task, |
24 base::TimeDelta delay) OVERRIDE; | 24 base::TimeDelta delay) override; |
25 // Always returns true to avoid triggering DCHECKs. | 25 // Always returns true to avoid triggering DCHECKs. |
26 virtual bool RunsTasksOnCurrentThread() const OVERRIDE; | 26 virtual bool RunsTasksOnCurrentThread() const override; |
27 | 27 |
28 protected: | 28 protected: |
29 virtual ~NullTaskRunner(); | 29 virtual ~NullTaskRunner(); |
30 | 30 |
31 DISALLOW_COPY_AND_ASSIGN(NullTaskRunner); | 31 DISALLOW_COPY_AND_ASSIGN(NullTaskRunner); |
32 }; | 32 }; |
33 | 33 |
34 } // namespace | 34 } // namespace |
OLD | NEW |