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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" |
11 #include "base/callback.h" | 11 #include "base/callback.h" |
12 #include "base/debug/crash_logging.h" | 12 #include "base/debug/crash_logging.h" |
13 #include "base/lazy_instance.h" | 13 #include "base/lazy_instance.h" |
14 #include "base/memory/discardable_memory.h" | 14 #include "base/memory/discardable_memory.h" |
15 #include "base/numerics/safe_math.h" | 15 #include "base/numerics/safe_math.h" |
16 #include "base/strings/string_number_conversions.h" | 16 #include "base/strings/string_number_conversions.h" |
17 #include "base/sys_info.h" | 17 #include "base/sys_info.h" |
18 #include "base/thread_task_runner_handle.h" | |
19 #include "base/trace_event/trace_event.h" | 18 #include "base/trace_event/trace_event.h" |
20 | 19 |
21 namespace content { | 20 namespace content { |
22 namespace { | 21 namespace { |
23 | 22 |
24 class DiscardableMemoryImpl : public base::DiscardableMemory { | 23 class DiscardableMemoryImpl : public base::DiscardableMemory { |
25 public: | 24 public: |
26 DiscardableMemoryImpl(scoped_ptr<base::DiscardableSharedMemory> shared_memory, | 25 DiscardableMemoryImpl(scoped_ptr<base::DiscardableSharedMemory> shared_memory, |
27 const base::Closure& deleted_callback) | 26 const base::Closure& deleted_callback) |
28 : shared_memory_(shared_memory.Pass()), | 27 : shared_memory_(shared_memory.Pass()), |
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383 return base::Time::Now(); | 382 return base::Time::Now(); |
384 } | 383 } |
385 | 384 |
386 void HostDiscardableSharedMemoryManager::ScheduleEnforceMemoryPolicy() { | 385 void HostDiscardableSharedMemoryManager::ScheduleEnforceMemoryPolicy() { |
387 lock_.AssertAcquired(); | 386 lock_.AssertAcquired(); |
388 | 387 |
389 if (enforce_memory_policy_pending_) | 388 if (enforce_memory_policy_pending_) |
390 return; | 389 return; |
391 | 390 |
392 enforce_memory_policy_pending_ = true; | 391 enforce_memory_policy_pending_ = true; |
393 base::ThreadTaskRunnerHandle::Get()->PostDelayedTask( | 392 base::MessageLoop::current()->PostDelayedTask( |
394 FROM_HERE, | 393 FROM_HERE, |
395 base::Bind(&HostDiscardableSharedMemoryManager::EnforceMemoryPolicy, | 394 base::Bind(&HostDiscardableSharedMemoryManager::EnforceMemoryPolicy, |
396 weak_ptr_factory_.GetWeakPtr()), | 395 weak_ptr_factory_.GetWeakPtr()), |
397 base::TimeDelta::FromMilliseconds(kEnforceMemoryPolicyDelayMs)); | 396 base::TimeDelta::FromMilliseconds(kEnforceMemoryPolicyDelayMs)); |
398 } | 397 } |
399 | 398 |
400 } // namespace content | 399 } // namespace content |
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