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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 "gin/public/v8_platform.h" | 5 #include "gin/public/v8_platform.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/location.h" | 8 #include "base/location.h" |
9 #include "base/sys_info.h" | 9 #include "base/sys_info.h" |
10 #include "base/threading/worker_pool.h" | 10 #include "base/threading/worker_pool.h" |
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197 | 197 |
198 namespace { | 198 namespace { |
199 | 199 |
200 class EnabledStateObserverImpl final | 200 class EnabledStateObserverImpl final |
201 : public base::trace_event::TraceLog::EnabledStateObserver { | 201 : public base::trace_event::TraceLog::EnabledStateObserver { |
202 public: | 202 public: |
203 EnabledStateObserverImpl() = default; | 203 EnabledStateObserverImpl() = default; |
204 | 204 |
205 void OnTraceLogEnabled() final { | 205 void OnTraceLogEnabled() final { |
206 base::AutoLock lock(mutex_); | 206 base::AutoLock lock(mutex_); |
207 for (auto o : observers_) { | 207 for (auto* o : observers_) { |
208 o->OnTraceEnabled(); | 208 o->OnTraceEnabled(); |
209 } | 209 } |
210 } | 210 } |
211 | 211 |
212 void OnTraceLogDisabled() final { | 212 void OnTraceLogDisabled() final { |
213 base::AutoLock lock(mutex_); | 213 base::AutoLock lock(mutex_); |
214 for (auto o : observers_) { | 214 for (auto* o : observers_) { |
215 o->OnTraceDisabled(); | 215 o->OnTraceDisabled(); |
216 } | 216 } |
217 } | 217 } |
218 | 218 |
219 void AddObserver(v8::Platform::TraceStateObserver* observer) { | 219 void AddObserver(v8::Platform::TraceStateObserver* observer) { |
220 { | 220 { |
221 base::AutoLock lock(mutex_); | 221 base::AutoLock lock(mutex_); |
222 DCHECK(!observers_.count(observer)); | 222 DCHECK(!observers_.count(observer)); |
223 if (observers_.empty()) { | 223 if (observers_.empty()) { |
224 base::trace_event::TraceLog::GetInstance()->AddEnabledStateObserver( | 224 base::trace_event::TraceLog::GetInstance()->AddEnabledStateObserver( |
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257 v8::Platform::TraceStateObserver* observer) { | 257 v8::Platform::TraceStateObserver* observer) { |
258 g_trace_state_dispatcher.Get().AddObserver(observer); | 258 g_trace_state_dispatcher.Get().AddObserver(observer); |
259 } | 259 } |
260 | 260 |
261 void V8Platform::RemoveTraceStateObserver( | 261 void V8Platform::RemoveTraceStateObserver( |
262 v8::Platform::TraceStateObserver* observer) { | 262 v8::Platform::TraceStateObserver* observer) { |
263 g_trace_state_dispatcher.Get().RemoveObserver(observer); | 263 g_trace_state_dispatcher.Get().RemoveObserver(observer); |
264 } | 264 } |
265 | 265 |
266 } // namespace gin | 266 } // namespace gin |
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