[Cleanup] Const-correct the profile() method for the EasyUnlockService

chrome/browser/chromeos/file_manager/path_util.cc

 // Copyright 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/file_manager/path_util.h"
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/sys_info.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
@@ skipping 43 matching lines @@
   }
 
   return false;
 }
 
 std::string GetDownloadsMountPointName(Profile* profile) {
   // To distinguish profiles in multi-profile session, we append user name hash
   // to "Downloads". Note that some profiles (like login or test profiles)
   // are not associated with an user account. In that case, no suffix is added
   // because such a profile never belongs to a multi-profile session.
-  user_manager::User* const user =
+  const user_manager::User* const user =
       user_manager::UserManager::IsInitialized()
           ? chromeos::ProfileHelper::Get()->GetUserByProfile(
                 profile->GetOriginalProfile())
           : NULL;
   const std::string id = user ? "-" + user->username_hash() : "";
   return net::EscapeQueryParamValue(kDownloadsFolderName + id, false);
 }
 
 }  // namespace util
 }  // namespace file_manager