[Media Galleries] Lazily initialize the storage monitor.

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

 // Copyright (c) 2013 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/chromeos/chrome_browser_main_chromeos.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/ash_switches.h"
@@ skipping 677 matching lines @@
   suspend_observer_.reset(new SuspendObserver());
   if (KioskModeSettings::Get()->IsKioskModeEnabled()) {
     retail_mode_power_save_blocker_ = content::PowerSaveBlocker::Create(
         content::PowerSaveBlocker::kPowerSaveBlockPreventDisplaySleep,
         "Retail mode");
   }
   chromeos::accessibility::Initialize();
 
   peripheral_battery_observer_.reset(new PeripheralBatteryObserver());
 
-  storage_monitor_->Init();
-
   // Initialize the network portal detector for Chrome OS. The network
   // portal detector starts to listen for notifications from
   // NetworkLibrary about changes in the NetworkManager and initiates
   // captive portal detection for active networks.
   NetworkPortalDetector* detector = NetworkPortalDetector::GetInstance();
   if (NetworkPortalDetector::IsEnabledInCommandLine() && detector) {
     detector->Init();
 #if defined(GOOGLE_CHROME_BUILD)
     bool is_official_build = true;
 #else
@@ skipping 194 matching lines @@
   trial->AppendGroup("4GB_RAM_4GB_swap", zram_group == '4' ? 1 : 0);
   trial->AppendGroup("4GB_RAM_6GB_swap", zram_group == '5' ? 1 : 0);
   trial->AppendGroup("snow_no_swap", zram_group == '6' ? 1 : 0);
   trial->AppendGroup("snow_1GB_swap", zram_group == '7' ? 1 : 0);
   trial->AppendGroup("snow_2GB_swap", zram_group == '8' ? 1 : 0);
   // This is necessary to start the experiment as a side effect.
   trial->group();
 }
 
 }  //  namespace chromeos