Get rid of the ChildProcessInfo class. It was carrying unnecessary data, and the fact that some p...

chrome/browser/metrics/metrics_service.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.
 
 //------------------------------------------------------------------------------
 // Description of the life cycle of a instance of MetricsService.
 //
 //  OVERVIEW
 //
 // A MetricsService instance is typically created at application startup.  It
@@ skipping 1321 matching lines @@
   // Wake up metrics logs sending if necessary now that new
   // log data is available.
   HandleIdleSinceLastTransmission(false);
 }
 #endif  // OS_CHROMEOS
 
 void MetricsService::LogChildProcessChange(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
-  content::Details<ChildProcessInfo> child_details(details);
-  const string16& child_name = child_details->name();
+  content::Details<content::ChildProcessData> child_details(details);
+  const string16& child_name = child_details->name;
 
   if (child_process_stats_buffer_.find(child_name) ==
       child_process_stats_buffer_.end()) {
     child_process_stats_buffer_[child_name] =
-        ChildProcessStats(child_details->type());
+        ChildProcessStats(child_details->type);
   }
 
   ChildProcessStats& stats = child_process_stats_buffer_[child_name];
   switch (type) {
     case content::NOTIFICATION_CHILD_PROCESS_HOST_CONNECTED:
       stats.process_launches++;
       break;
 
     case content::NOTIFICATION_CHILD_INSTANCE_CREATED:
       stats.instances++;
       break;
 
     case content::NOTIFICATION_CHILD_PROCESS_CRASHED:
       stats.process_crashes++;
       // Exclude plugin crashes from the count below because we report them via
       // a separate UMA metric.
-      if (!IsPluginProcess(child_details->type())) {
+      if (!IsPluginProcess(child_details->type)) {
         IncrementPrefValue(prefs::kStabilityChildProcessCrashCount);
       }
       break;
 
     default:
       NOTREACHED() << "Unexpected notification type " << type;
       return;
   }
 }
 
@@ skipping 176 matching lines @@
   if (local_state) {
     const PrefService::Preference* uma_pref =
         local_state->FindPreference(prefs::kMetricsReportingEnabled);
     if (uma_pref) {
       bool success = uma_pref->GetValue()->GetAsBoolean(&result);
       DCHECK(success);
     }
   }
   return result;
 }