Add DeviceDisablingManager to manage device disabling

chrome/browser/browser_process_platform_part_chromeos.h

Index: chrome/browser/browser_process_platform_part_chromeos.h
diff --git a/chrome/browser/browser_process_platform_part_chromeos.h b/chrome/browser/browser_process_platform_part_chromeos.h
index 627285acbc2e9ce896d19fd22137d6ca082b508c..ef354ec18af88e130afbfb79572e21f389fb7eca 100644
--- a/chrome/browser/browser_process_platform_part_chromeos.h
+++ b/chrome/browser/browser_process_platform_part_chromeos.h
@@ -23,6 +23,7 @@ class ProfileHelper;
 namespace chromeos {
 namespace system {
 class AutomaticRebootManager;
+class DeviceDisablingManager;
 }
 }
 
@@ -49,6 +50,9 @@ class BrowserProcessPlatformPart : public BrowserProcessPlatformPartBase,
   void InitializeChromeUserManager();
   void DestroyChromeUserManager();
 
+  void InitializeDeviceDisablingManager();
+  void ShutdownDeviceDisablingManager();
+
   void InitializeSessionManager(const base::CommandLine& parsed_command_line,
                                 Profile* profile,
                                 bool is_running_test);
@@ -77,6 +81,10 @@ class BrowserProcessPlatformPart : public BrowserProcessPlatformPartBase,
     return chrome_user_manager_.get();
   }
 
+  chromeos::system::DeviceDisablingManager* device_disabling_manager() {
+    return device_disabling_manager_.get();
+  }
+
   // Overridden from BrowserProcessPlatformPartBase:
   virtual void StartTearDown() override;
 
@@ -98,6 +106,9 @@ class BrowserProcessPlatformPart : public BrowserProcessPlatformPartBase,
 
   scoped_ptr<chromeos::ChromeUserManager> chrome_user_manager_;
 
+  scoped_ptr<chromeos::system::DeviceDisablingManager>
+      device_disabling_manager_;
+
   DISALLOW_COPY_AND_ASSIGN(BrowserProcessPlatformPart);
 };