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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 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 "device/wake_lock/wake_lock_service_impl.h" | 5 #include "device/wake_lock/wake_lock_service_impl.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "base/memory/ptr_util.h" | 9 #include "base/memory/ptr_util.h" |
10 | 10 |
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69 } | 69 } |
70 | 70 |
71 WakeLockServiceImpl::~WakeLockServiceImpl() {} | 71 WakeLockServiceImpl::~WakeLockServiceImpl() {} |
72 | 72 |
73 void WakeLockServiceImpl::AddClient(mojom::WakeLockServiceRequest request) { | 73 void WakeLockServiceImpl::AddClient(mojom::WakeLockServiceRequest request) { |
74 binding_set_.AddBinding(this, std::move(request), | 74 binding_set_.AddBinding(this, std::move(request), |
75 base::MakeUnique<bool>(false)); | 75 base::MakeUnique<bool>(false)); |
76 } | 76 } |
77 | 77 |
78 void WakeLockServiceImpl::RequestWakeLock() { | 78 void WakeLockServiceImpl::RequestWakeLock() { |
79 DCHECK(main_task_runner_->RunsTasksOnCurrentThread()); | 79 DCHECK(main_task_runner_->RunsTasksInCurrentSequence()); |
80 DCHECK(binding_set_.dispatch_context()); | 80 DCHECK(binding_set_.dispatch_context()); |
81 | 81 |
82 // Uses the Context to get the outstanding status of current binding. | 82 // Uses the Context to get the outstanding status of current binding. |
83 // Two consecutive requests from the same client should be coalesced | 83 // Two consecutive requests from the same client should be coalesced |
84 // as one request. | 84 // as one request. |
85 if (*binding_set_.dispatch_context()) | 85 if (*binding_set_.dispatch_context()) |
86 return; | 86 return; |
87 | 87 |
88 *binding_set_.dispatch_context() = true; | 88 *binding_set_.dispatch_context() = true; |
89 num_lock_requests_++; | 89 num_lock_requests_++; |
90 UpdateWakeLock(); | 90 UpdateWakeLock(); |
91 } | 91 } |
92 | 92 |
93 void WakeLockServiceImpl::CancelWakeLock() { | 93 void WakeLockServiceImpl::CancelWakeLock() { |
94 DCHECK(main_task_runner_->RunsTasksOnCurrentThread()); | 94 DCHECK(main_task_runner_->RunsTasksInCurrentSequence()); |
95 DCHECK(binding_set_.dispatch_context()); | 95 DCHECK(binding_set_.dispatch_context()); |
96 | 96 |
97 if (!(*binding_set_.dispatch_context())) | 97 if (!(*binding_set_.dispatch_context())) |
98 return; | 98 return; |
99 | 99 |
100 DCHECK(num_lock_requests_ > 0); | 100 DCHECK(num_lock_requests_ > 0); |
101 *binding_set_.dispatch_context() = false; | 101 *binding_set_.dispatch_context() = false; |
102 num_lock_requests_--; | 102 num_lock_requests_--; |
103 UpdateWakeLock(); | 103 UpdateWakeLock(); |
104 } | 104 } |
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156 if (*binding_set_.dispatch_context() && num_lock_requests_ > 0) { | 156 if (*binding_set_.dispatch_context() && num_lock_requests_ > 0) { |
157 num_lock_requests_--; | 157 num_lock_requests_--; |
158 UpdateWakeLock(); | 158 UpdateWakeLock(); |
159 } | 159 } |
160 | 160 |
161 if (binding_set_.empty()) | 161 if (binding_set_.empty()) |
162 base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, this); | 162 base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, this); |
163 } | 163 } |
164 | 164 |
165 } // namespace device | 165 } // namespace device |
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