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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/callback.h" | 9 #include "base/callback.h" |
| 10 #include "base/debug/crash_logging.h" | 10 #include "base/debug/crash_logging.h" |
| 11 #include "base/debug/trace_event.h" | |
| 12 #include "base/lazy_instance.h" | 11 #include "base/lazy_instance.h" |
| 13 #include "base/numerics/safe_math.h" | 12 #include "base/numerics/safe_math.h" |
| 14 #include "base/strings/string_number_conversions.h" | 13 #include "base/strings/string_number_conversions.h" |
| 14 #include "base/trace_event/trace_event.h" |
| 15 | 15 |
| 16 namespace content { | 16 namespace content { |
| 17 namespace { | 17 namespace { |
| 18 | 18 |
| 19 base::LazyInstance<HostDiscardableSharedMemoryManager> | 19 base::LazyInstance<HostDiscardableSharedMemoryManager> |
| 20 g_discardable_shared_memory_manager = LAZY_INSTANCE_INITIALIZER; | 20 g_discardable_shared_memory_manager = LAZY_INSTANCE_INITIALIZER; |
| 21 | 21 |
| 22 const size_t kDefaultMemoryLimit = 512 * 1024 * 1024; | 22 const size_t kDefaultMemoryLimit = 512 * 1024 * 1024; |
| 23 | 23 |
| 24 const int kEnforceMemoryPolicyDelayMs = 1000; | 24 const int kEnforceMemoryPolicyDelayMs = 1000; |
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| 247 | 247 |
| 248 enforce_memory_policy_pending_ = true; | 248 enforce_memory_policy_pending_ = true; |
| 249 base::MessageLoop::current()->PostDelayedTask( | 249 base::MessageLoop::current()->PostDelayedTask( |
| 250 FROM_HERE, | 250 FROM_HERE, |
| 251 base::Bind(&HostDiscardableSharedMemoryManager::EnforceMemoryPolicy, | 251 base::Bind(&HostDiscardableSharedMemoryManager::EnforceMemoryPolicy, |
| 252 weak_ptr_factory_.GetWeakPtr()), | 252 weak_ptr_factory_.GetWeakPtr()), |
| 253 base::TimeDelta::FromMilliseconds(kEnforceMemoryPolicyDelayMs)); | 253 base::TimeDelta::FromMilliseconds(kEnforceMemoryPolicyDelayMs)); |
| 254 } | 254 } |
| 255 | 255 |
| 256 } // namespace content | 256 } // namespace content |
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