Update from https://crrev.com/316786

base/test/trace_to_file.cc

 // Copyright (c) 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/test/trace_to_file.h"
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_util.h"
@@ skipping 33 matching lines @@
   BeginTracing(path, filter);
 }
 
 void TraceToFile::BeginTracing(const FilePath& path,
                                const std::string& categories) {
   DCHECK(!started_);
   started_ = true;
   path_ = path;
   WriteFileHeader();
 
-  debug::TraceLog::GetInstance()->SetEnabled(
-      debug::CategoryFilter(categories),
-      debug::TraceLog::RECORDING_MODE,
-      debug::TraceOptions(debug::RECORD_UNTIL_FULL));
+  trace_event::TraceLog::GetInstance()->SetEnabled(
+      trace_event::CategoryFilter(categories),
+      trace_event::TraceLog::RECORDING_MODE,
+      trace_event::TraceOptions(trace_event::RECORD_UNTIL_FULL));
 }
 
 void TraceToFile::WriteFileHeader() {
   const char str[] = "{\"traceEvents\": [";
   WriteFile(path_, str, static_cast<int>(strlen(str)));
 }
 
 void TraceToFile::AppendFileFooter() {
   const char str[] = "]}";
   AppendToFile(path_, str, static_cast<int>(strlen(str)));
 }
 
 void TraceToFile::TraceOutputCallback(const std::string& data) {
   bool ret = AppendToFile(path_, data.c_str(), static_cast<int>(data.size()));
   DCHECK(ret);
 }
 
 static void OnTraceDataCollected(
     Closure quit_closure,
-    debug::TraceResultBuffer* buffer,
+    trace_event::TraceResultBuffer* buffer,
     const scoped_refptr<RefCountedString>& json_events_str,
     bool has_more_events) {
   buffer->AddFragment(json_events_str->data());
   if (!has_more_events)
     quit_closure.Run();
 }
 
 void TraceToFile::EndTracingIfNeeded() {
   if (!started_)
     return;
   started_ = false;
 
-  debug::TraceLog::GetInstance()->SetDisabled();
+  trace_event::TraceLog::GetInstance()->SetDisabled();
 
-  debug::TraceResultBuffer buffer;
+  trace_event::TraceResultBuffer buffer;
   buffer.SetOutputCallback(
       Bind(&TraceToFile::TraceOutputCallback, Unretained(this)));
 
   RunLoop run_loop;
-  debug::TraceLog::GetInstance()->Flush(
+  trace_event::TraceLog::GetInstance()->Flush(
       Bind(&OnTraceDataCollected, run_loop.QuitClosure(), Unretained(&buffer)));
   run_loop.Run();
 
   AppendFileFooter();
 }
 
 }  // namespace test
 }  // namespace base