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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "content/common/host_discardable_shared_memory_manager.h" | 5 #include "content/common/host_discardable_shared_memory_manager.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/atomic_sequence_num.h" | 9 #include "base/atomic_sequence_num.h" |
10 #include "base/bind.h" | 10 #include "base/bind.h" |
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44 | 44 |
45 is_locked_ = true; | 45 is_locked_ = true; |
46 return true; | 46 return true; |
47 } | 47 } |
48 void Unlock() override { | 48 void Unlock() override { |
49 DCHECK(is_locked_); | 49 DCHECK(is_locked_); |
50 | 50 |
51 shared_memory_->Unlock(0, 0); | 51 shared_memory_->Unlock(0, 0); |
52 is_locked_ = false; | 52 is_locked_ = false; |
53 } | 53 } |
54 void* Memory() const override { | 54 void* data() const override { |
55 DCHECK(is_locked_); | 55 DCHECK(is_locked_); |
56 return shared_memory_->memory(); | 56 return shared_memory_->memory(); |
57 } | 57 } |
58 | 58 |
59 private: | 59 private: |
60 scoped_ptr<base::DiscardableSharedMemory> shared_memory_; | 60 scoped_ptr<base::DiscardableSharedMemory> shared_memory_; |
61 const base::Closure deleted_callback_; | 61 const base::Closure deleted_callback_; |
62 bool is_locked_; | 62 bool is_locked_; |
63 | 63 |
64 DISALLOW_COPY_AND_ASSIGN(DiscardableMemoryImpl); | 64 DISALLOW_COPY_AND_ASSIGN(DiscardableMemoryImpl); |
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390 | 390 |
391 enforce_memory_policy_pending_ = true; | 391 enforce_memory_policy_pending_ = true; |
392 base::MessageLoop::current()->PostDelayedTask( | 392 base::MessageLoop::current()->PostDelayedTask( |
393 FROM_HERE, | 393 FROM_HERE, |
394 base::Bind(&HostDiscardableSharedMemoryManager::EnforceMemoryPolicy, | 394 base::Bind(&HostDiscardableSharedMemoryManager::EnforceMemoryPolicy, |
395 weak_ptr_factory_.GetWeakPtr()), | 395 weak_ptr_factory_.GetWeakPtr()), |
396 base::TimeDelta::FromMilliseconds(kEnforceMemoryPolicyDelayMs)); | 396 base::TimeDelta::FromMilliseconds(kEnforceMemoryPolicyDelayMs)); |
397 } | 397 } |
398 | 398 |
399 } // namespace content | 399 } // namespace content |
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