Reporting top cpu and memory consumers via rappor on chromeos

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

Index: chrome/browser/chromeos/chrome_browser_main_chromeos.cc
diff --git a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
index 08bc59e3a02b9e7958d2e0e11147f04513f0d721..cbd03a32435d682017b077eb0d7f52f2dbc861b6 100644
--- a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
+++ b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
@@ -65,6 +65,7 @@
 #include "chrome/browser/chromeos/power/power_prefs.h"
 #include "chrome/browser/chromeos/power/renderer_freezer.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
+#include "chrome/browser/chromeos/resource_reporter/resource_reporter.h"
 #include "chrome/browser/chromeos/settings/device_oauth2_token_service_factory.h"
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
 #include "chrome/browser/chromeos/status/data_promo_notification.h"
@@ -399,6 +400,8 @@ void ChromeBrowserMainPartsChromeos::PreMainMessageLoopRun() {
   arc_bridge_service_->DetectAvailability();
 #endif
 
+  chromeos::ResourceReporter::GetInstance()->StartMonitoring();
+
   ChromeBrowserMainPartsLinux::PreMainMessageLoopRun();
 }
 
@@ -710,6 +713,8 @@ void ChromeBrowserMainPartsChromeos::PostBrowserStart() {
 
 // Shut down services before the browser process, etc are destroyed.
 void ChromeBrowserMainPartsChromeos::PostMainMessageLoopRun() {
+  chromeos::ResourceReporter::GetInstance()->StopMonitoring();
+
   BootTimesRecorder::Get()->AddLogoutTimeMarker("UIMessageLoopEnded", true);
 
 #if defined(ENABLE_ARC)