Explicitly track the time source type in base/profiler/alternate_timer.h

chrome/browser/metrics/metrics_log.cc

 // Copyright (c) 2012 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/metrics_log.h"
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 769 matching lines @@
   std::vector<NameGroupId> field_trial_ids;
   GetFieldTrialIds(&field_trial_ids);
   WriteFieldTrials(field_trial_ids, system_profile);
 }
 
 void MetricsLog::RecordProfilerData(
     const tracked_objects::ProcessDataSnapshot& process_data,
     content::ProcessType process_type) {
   DCHECK(!locked());
 
-  if (tracked_objects::GetAlternateTimeSource()) {
+  if (tracked_objects::GetTimeSourceType() !=
+          tracked_objects::TIME_SOURCE_TYPE_WALL_TIME) {
     // We currently only support the default time source, wall clock time.
     return;
   }
 
   ProfilerEventProto* profile;
   if (!uma_proto()->profiler_event_size()) {
     // For the first process's data, add a new field to the protocol buffer.
     profile = uma_proto()->add_profiler_event();
     profile->set_profile_type(ProfilerEventProto::STARTUP_PROFILE);
     profile->set_time_source(ProfilerEventProto::WALL_CLOCK_TIME);
@@ skipping 140 matching lines @@
        i != log.result.end(); ++i) {
     OmniboxEventProto::Suggestion* suggestion = omnibox_event->add_suggestion();
     suggestion->set_provider(AsOmniboxEventProviderType(i->provider));
     suggestion->set_result_type(AsOmniboxEventResultType(i->type));
     suggestion->set_relevance(i->relevance);
     suggestion->set_is_starred(i->starred);
   }
 
   ++num_events_;
 }