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Issue 1100773004: base: Remove most uses of MessageLoopProxy (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Added some missing includes. Created 5 years, 7 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 1 // Copyright 2013 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 "base/trace_event/trace_event_memory.h" 5 #include "base/trace_event/trace_event_memory.h"
6 6
7 #include "base/debug/leak_annotations.h" 7 #include "base/debug/leak_annotations.h"
8 #include "base/lazy_instance.h" 8 #include "base/lazy_instance.h"
9 #include "base/location.h"
9 #include "base/logging.h" 10 #include "base/logging.h"
10 #include "base/memory/scoped_ptr.h" 11 #include "base/memory/scoped_ptr.h"
11 #include "base/message_loop/message_loop.h" 12 #include "base/single_thread_task_runner.h"
12 #include "base/strings/string_number_conversions.h" 13 #include "base/strings/string_number_conversions.h"
13 #include "base/strings/string_util.h" 14 #include "base/strings/string_util.h"
14 #include "base/threading/thread_local_storage.h" 15 #include "base/threading/thread_local_storage.h"
15 #include "base/trace_event/trace_event.h" 16 #include "base/trace_event/trace_event.h"
16 17
17 namespace base { 18 namespace base {
18 namespace trace_event { 19 namespace trace_event {
19 20
20 namespace { 21 namespace {
21 22
(...skipping 115 matching lines...) Expand 10 before | Expand all | Expand 10 after
137 // Each item in the trace event stack contains both name and category so tell 138 // Each item in the trace event stack contains both name and category so tell
138 // tcmalloc that we have returned |count| * 2 stack frames. 139 // tcmalloc that we have returned |count| * 2 stack frames.
139 return static_cast<int>(count * 2); 140 return static_cast<int>(count * 2);
140 } 141 }
141 142
142 } // namespace 143 } // namespace
143 144
144 ////////////////////////////////////////////////////////////////////////////// 145 //////////////////////////////////////////////////////////////////////////////
145 146
146 TraceMemoryController::TraceMemoryController( 147 TraceMemoryController::TraceMemoryController(
147 scoped_refptr<MessageLoopProxy> message_loop_proxy, 148 scoped_refptr<SingleThreadTaskRunner> task_runner,
148 HeapProfilerStartFunction heap_profiler_start_function, 149 HeapProfilerStartFunction heap_profiler_start_function,
149 HeapProfilerStopFunction heap_profiler_stop_function, 150 HeapProfilerStopFunction heap_profiler_stop_function,
150 GetHeapProfileFunction get_heap_profile_function) 151 GetHeapProfileFunction get_heap_profile_function)
151 : message_loop_proxy_(message_loop_proxy), 152 : task_runner_(task_runner.Pass()),
152 heap_profiler_start_function_(heap_profiler_start_function), 153 heap_profiler_start_function_(heap_profiler_start_function),
153 heap_profiler_stop_function_(heap_profiler_stop_function), 154 heap_profiler_stop_function_(heap_profiler_stop_function),
154 get_heap_profile_function_(get_heap_profile_function), 155 get_heap_profile_function_(get_heap_profile_function),
155 weak_factory_(this) { 156 weak_factory_(this) {
156 // Force the "memory" category to show up in the trace viewer. 157 // Force the "memory" category to show up in the trace viewer.
157 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("memory"), "init"); 158 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("memory"), "init");
158 // Watch for the tracing system being enabled. 159 // Watch for the tracing system being enabled.
159 TraceLog::GetInstance()->AddEnabledStateObserver(this); 160 TraceLog::GetInstance()->AddEnabledStateObserver(this);
160 } 161 }
161 162
162 TraceMemoryController::~TraceMemoryController() { 163 TraceMemoryController::~TraceMemoryController() {
163 if (dump_timer_.IsRunning()) 164 if (dump_timer_.IsRunning())
164 StopProfiling(); 165 StopProfiling();
165 TraceLog::GetInstance()->RemoveEnabledStateObserver(this); 166 TraceLog::GetInstance()->RemoveEnabledStateObserver(this);
166 } 167 }
167 168
168 // base::trace_event::TraceLog::EnabledStateChangedObserver overrides: 169 // base::trace_event::TraceLog::EnabledStateChangedObserver overrides:
169 void TraceMemoryController::OnTraceLogEnabled() { 170 void TraceMemoryController::OnTraceLogEnabled() {
170 // Check to see if tracing is enabled for the memory category. 171 // Check to see if tracing is enabled for the memory category.
171 bool enabled; 172 bool enabled;
172 TRACE_EVENT_CATEGORY_GROUP_ENABLED(TRACE_DISABLED_BY_DEFAULT("memory"), 173 TRACE_EVENT_CATEGORY_GROUP_ENABLED(TRACE_DISABLED_BY_DEFAULT("memory"),
173 &enabled); 174 &enabled);
174 if (!enabled) 175 if (!enabled)
175 return; 176 return;
176 DVLOG(1) << "OnTraceLogEnabled"; 177 DVLOG(1) << "OnTraceLogEnabled";
177 message_loop_proxy_->PostTask( 178 task_runner_->PostTask(FROM_HERE,
178 FROM_HERE, 179 base::Bind(&TraceMemoryController::StartProfiling,
179 base::Bind(&TraceMemoryController::StartProfiling, 180 weak_factory_.GetWeakPtr()));
180 weak_factory_.GetWeakPtr()));
181 } 181 }
182 182
183 void TraceMemoryController::OnTraceLogDisabled() { 183 void TraceMemoryController::OnTraceLogDisabled() {
184 // The memory category is always disabled before OnTraceLogDisabled() is 184 // The memory category is always disabled before OnTraceLogDisabled() is
185 // called, so we cannot tell if it was enabled before. Always try to turn 185 // called, so we cannot tell if it was enabled before. Always try to turn
186 // off profiling. 186 // off profiling.
187 DVLOG(1) << "OnTraceLogDisabled"; 187 DVLOG(1) << "OnTraceLogDisabled";
188 message_loop_proxy_->PostTask( 188 task_runner_->PostTask(FROM_HERE,
189 FROM_HERE, 189 base::Bind(&TraceMemoryController::StopProfiling,
190 base::Bind(&TraceMemoryController::StopProfiling, 190 weak_factory_.GetWeakPtr()));
191 weak_factory_.GetWeakPtr()));
192 } 191 }
193 192
194 void TraceMemoryController::StartProfiling() { 193 void TraceMemoryController::StartProfiling() {
195 // Watch for the tracing framework sending enabling more than once. 194 // Watch for the tracing framework sending enabling more than once.
196 if (dump_timer_.IsRunning()) 195 if (dump_timer_.IsRunning())
197 return; 196 return;
198 DVLOG(1) << "Starting trace memory"; 197 DVLOG(1) << "Starting trace memory";
199 if (!InitThreadLocalStorage()) 198 if (!InitThreadLocalStorage())
200 return; 199 return;
201 ScopedTraceMemory::set_enabled(true); 200 ScopedTraceMemory::set_enabled(true);
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431 if (!base::HexStringToUInt64(hex_address, &address)) 430 if (!base::HexStringToUInt64(hex_address, &address))
432 return "error"; 431 return "error";
433 if (!address) 432 if (!address)
434 return "null"; 433 return "null";
435 // Note that this cast handles 64-bit to 32-bit conversion if necessary. 434 // Note that this cast handles 64-bit to 32-bit conversion if necessary.
436 return reinterpret_cast<const char*>(address); 435 return reinterpret_cast<const char*>(address);
437 } 436 }
438 437
439 } // namespace trace_event 438 } // namespace trace_event
440 } // namespace base 439 } // namespace base
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