Move ScopedTokenPrivilege to chrome/installer/util

chrome/installer/setup/setup_util.h

Index: chrome/installer/setup/setup_util.h
diff --git a/chrome/installer/setup/setup_util.h b/chrome/installer/setup/setup_util.h
index 007c75f9bba4b998abdff92cd3e8570353c6bc3d..5fbc3a16a9db16bf719f7b45f174b75f5b8fa06b 100644
--- a/chrome/installer/setup/setup_util.h
+++ b/chrome/installer/setup/setup_util.h
@@ -9,16 +9,13 @@
 #ifndef CHROME_INSTALLER_SETUP_SETUP_UTIL_H_
 #define CHROME_INSTALLER_SETUP_SETUP_UTIL_H_
 
-#include <windows.h>
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
-#include "base/macros.h"
 #include "base/strings/string16.h"
 #include "base/time/time.h"
-#include "base/win/scoped_handle.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/installer/util/lzma_util.h"
 #include "chrome/installer/util/util_constants.h"
@@ -154,35 +151,6 @@ void DoLegacyCleanups(const InstallerState& installer_state,
 // a null time in case of error.
 base::Time GetConsoleSessionStartTime();
 
-// This class will enable the privilege defined by |privilege_name| on the
-// current process' token. The privilege will be disabled upon the
-// ScopedTokenPrivilege's destruction (unless it was already enabled when the
-// ScopedTokenPrivilege object was constructed).
-// Some privileges might require admin rights to be enabled (check is_enabled()
-// to know whether |privilege_name| was successfully enabled).
-class ScopedTokenPrivilege {
- public:
-  explicit ScopedTokenPrivilege(const wchar_t* privilege_name);
-  ~ScopedTokenPrivilege();
-
-  // Always returns true unless the privilege could not be enabled.
-  bool is_enabled() const { return is_enabled_; }
-
- private:
-  // Always true unless the privilege could not be enabled.
-  bool is_enabled_;
-
-  // A scoped handle to the current process' token. This will be closed
-  // preemptively should enabling the privilege fail in the constructor.
-  base::win::ScopedHandle token_;
-
-  // The previous state of the privilege this object is responsible for. As set
-  // by AdjustTokenPrivileges() upon construction.
-  TOKEN_PRIVILEGES previous_privileges_;
-
-  DISALLOW_IMPLICIT_CONSTRUCTORS(ScopedTokenPrivilege);
-};
-
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_SETUP_SETUP_UTIL_H_