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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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/task_scheduler/sequence_sort_key.h" | 5 #include "base/task_scheduler/sequence_sort_key.h" |
6 | 6 |
7 namespace base { | 7 namespace base { |
8 namespace internal { | 8 namespace internal { |
9 | 9 |
| 10 SequenceSortKey::SequenceSortKey() : priority(TaskPriority::LOWEST) {} |
| 11 |
10 SequenceSortKey::SequenceSortKey(TaskPriority priority, | 12 SequenceSortKey::SequenceSortKey(TaskPriority priority, |
11 TimeTicks next_task_sequenced_time) | 13 TimeTicks next_task_sequenced_time) |
12 : priority(priority), next_task_sequenced_time(next_task_sequenced_time) {} | 14 : priority(priority), next_task_sequenced_time(next_task_sequenced_time) {} |
13 | 15 |
14 bool SequenceSortKey::operator<(const SequenceSortKey& other) const { | 16 bool SequenceSortKey::operator<(const SequenceSortKey& other) const { |
15 // This SequenceSortKey is considered less important than |other| if it has a | 17 // This SequenceSortKey is considered less important than |other| if it has a |
16 // lower priority or if it has the same priority but its next task was posted | 18 // lower priority or if it has the same priority but its next task was posted |
17 // later than |other|'s. | 19 // later than |other|'s. |
18 const int priority_diff = | 20 const int priority_diff = |
19 static_cast<int>(priority) - static_cast<int>(other.priority); | 21 static_cast<int>(priority) - static_cast<int>(other.priority); |
20 if (priority_diff < 0) | 22 if (priority_diff < 0) |
21 return true; | 23 return true; |
22 if (priority_diff > 0) | 24 if (priority_diff > 0) |
23 return false; | 25 return false; |
24 return next_task_sequenced_time > other.next_task_sequenced_time; | 26 return next_task_sequenced_time > other.next_task_sequenced_time; |
25 } | 27 } |
26 | 28 |
27 } // namespace internal | 29 } // namespace internal |
28 } // namespace base | 30 } // namespace base |
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