Support incremental-max and sample in Profiler data

chrome/browser/metrics/tracking_synchronizer.cc

 // Copyright (c) 2011 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 "chrome/browser/metrics/tracking_synchronizer.h"
 
 #include "base/bind.h"
 #include "base/metrics/histogram.h"
 #include "base/process_util.h"
 #include "base/threading/thread.h"
@@ skipping 227 matching lines @@
   RequestContext* request =
     RequestContext::Register(sequence_number, callback_object);
 
   // Increment pending process count for sending browser's profiler data.
   request->IncrementProcessesPending();
 
   // Get profiler data from renderer and browser child processes.
   content::ProfilerController::GetInstance()->GetProfilerData(sequence_number);
 
   // Send profiler_data from browser process.
-  base::DictionaryValue* value = tracked_objects::ThreadData::ToValue();
+  base::DictionaryValue* value = tracked_objects::ThreadData::ToValue(false);
   const std::string process_type =
       content::GetProcessTypeNameInEnglish(content::PROCESS_TYPE_BROWSER);
   value->SetString("process_type", process_type);
   value->SetInteger("process_id", base::GetCurrentProcId());
   DecrementPendingProcessesAndSendData(sequence_number, value);
 
   return sequence_number;
 }
 
 void TrackingSynchronizer::DecrementPendingProcessesAndSendData(
@@ skipping 35 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(tracking_synchronizer_ != NULL);
   return tracking_synchronizer_;
 }
 
 // static
 base::LazyInstance<RequestContext::RequestContextMap>
     RequestContext::outstanding_requests_ = LAZY_INSTANCE_INITIALIZER;
 
 }  // namespace chrome_browser_metrics