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| 1 /* | 1 /* |
| 2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
| (...skipping 19 matching lines...) Expand all Loading... |
| 30 | 30 |
| 31 #include "base/threading/thread_task_runner_handle.h" | 31 #include "base/threading/thread_task_runner_handle.h" |
| 32 #include "base/trace_event/memory_dump_manager.h" | 32 #include "base/trace_event/memory_dump_manager.h" |
| 33 #include "platform/Histogram.h" | 33 #include "platform/Histogram.h" |
| 34 #include "platform/MemoryCacheDumpProvider.h" | 34 #include "platform/MemoryCacheDumpProvider.h" |
| 35 #include "platform/PartitionAllocMemoryDumpProvider.h" | 35 #include "platform/PartitionAllocMemoryDumpProvider.h" |
| 36 #include "platform/fonts/FontCacheMemoryDumpProvider.h" | 36 #include "platform/fonts/FontCacheMemoryDumpProvider.h" |
| 37 #include "platform/graphics/CompositorFactory.h" | 37 #include "platform/graphics/CompositorFactory.h" |
| 38 #include "platform/heap/BlinkGCMemoryDumpProvider.h" | 38 #include "platform/heap/BlinkGCMemoryDumpProvider.h" |
| 39 #include "platform/heap/GCTaskRunner.h" | 39 #include "platform/heap/GCTaskRunner.h" |
| 40 #include "platform/web_memory_dump_provider_adapter.h" | |
| 41 #include "public/platform/Platform.h" | 40 #include "public/platform/Platform.h" |
| 42 #include "public/platform/ServiceRegistry.h" | 41 #include "public/platform/ServiceRegistry.h" |
| 43 #include "public/platform/WebPrerenderingSupport.h" | 42 #include "public/platform/WebPrerenderingSupport.h" |
| 44 #include "wtf/HashMap.h" | 43 #include "wtf/HashMap.h" |
| 45 #include "wtf/OwnPtr.h" | 44 #include "wtf/OwnPtr.h" |
| 46 | 45 |
| 47 namespace blink { | 46 namespace blink { |
| 48 | 47 |
| 49 static Platform* s_platform = nullptr; | 48 static Platform* s_platform = nullptr; |
| 50 using ProviderToAdapterMap = HashMap<WebMemoryDumpProvider*, OwnPtr<WebMemoryDum
pProviderAdapter>>; | |
| 51 | 49 |
| 52 static GCTaskRunner* s_gcTaskRunner = nullptr; | 50 static GCTaskRunner* s_gcTaskRunner = nullptr; |
| 53 | 51 |
| 54 namespace { | |
| 55 | |
| 56 ProviderToAdapterMap& memoryDumpProviders() | |
| 57 { | |
| 58 DEFINE_STATIC_LOCAL(ProviderToAdapterMap, providerToAdapterMap, ()); | |
| 59 return providerToAdapterMap; | |
| 60 } | |
| 61 | |
| 62 } // namespace | |
| 63 | |
| 64 Platform::Platform() | 52 Platform::Platform() |
| 65 : m_mainThread(0) | 53 : m_mainThread(0) |
| 66 { | 54 { |
| 67 } | 55 } |
| 68 | 56 |
| 69 static void maxObservedSizeFunction(size_t sizeInMB) | 57 static void maxObservedSizeFunction(size_t sizeInMB) |
| 70 { | 58 { |
| 71 const size_t supportedMaxSizeInMB = 4 * 1024; | 59 const size_t supportedMaxSizeInMB = 4 * 1024; |
| 72 if (sizeInMB >= supportedMaxSizeInMB) | 60 if (sizeInMB >= supportedMaxSizeInMB) |
| 73 sizeInMB = supportedMaxSizeInMB - 1; | 61 sizeInMB = supportedMaxSizeInMB - 1; |
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| 150 Platform* Platform::current() | 138 Platform* Platform::current() |
| 151 { | 139 { |
| 152 return s_platform; | 140 return s_platform; |
| 153 } | 141 } |
| 154 | 142 |
| 155 WebThread* Platform::mainThread() const | 143 WebThread* Platform::mainThread() const |
| 156 { | 144 { |
| 157 return m_mainThread; | 145 return m_mainThread; |
| 158 } | 146 } |
| 159 | 147 |
| 160 void Platform::registerMemoryDumpProvider(WebMemoryDumpProvider* provider, const
char* name) | |
| 161 { | |
| 162 // MemoryDumpProvider needs a message loop. | |
| 163 if (!Platform::current()->currentThread()) | |
| 164 return; | |
| 165 | |
| 166 WebMemoryDumpProviderAdapter* adapter = new WebMemoryDumpProviderAdapter(pro
vider); | |
| 167 ProviderToAdapterMap::AddResult result = memoryDumpProviders().add(provider,
adoptPtr(adapter)); | |
| 168 if (!result.isNewEntry) | |
| 169 return; | |
| 170 adapter->set_is_registered(true); | |
| 171 base::trace_event::MemoryDumpManager::GetInstance()->RegisterDumpProvider(ad
apter, name, base::ThreadTaskRunnerHandle::Get()); | |
| 172 } | |
| 173 | |
| 174 void Platform::unregisterMemoryDumpProvider(WebMemoryDumpProvider* provider) | |
| 175 { | |
| 176 // MemoryDumpProvider needs a message loop. | |
| 177 if (!Platform::current()->currentThread()) | |
| 178 return; | |
| 179 | |
| 180 ProviderToAdapterMap::iterator it = memoryDumpProviders().find(provider); | |
| 181 if (it == memoryDumpProviders().end()) | |
| 182 return; | |
| 183 WebMemoryDumpProviderAdapter* adapter = it->value.get(); | |
| 184 base::trace_event::MemoryDumpManager::GetInstance()->UnregisterDumpProvider(
adapter); | |
| 185 adapter->set_is_registered(false); | |
| 186 memoryDumpProviders().remove(it); | |
| 187 } | |
| 188 | |
| 189 ServiceRegistry* Platform::serviceRegistry() | 148 ServiceRegistry* Platform::serviceRegistry() |
| 190 { | 149 { |
| 191 return ServiceRegistry::getEmptyServiceRegistry(); | 150 return ServiceRegistry::getEmptyServiceRegistry(); |
| 192 } | 151 } |
| 193 | 152 |
| 194 } // namespace blink | 153 } // namespace blink |
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