Move most importer code to chrome/utility/importer

chrome/browser/importer/firefox_importer_utils_linux.cc

-// Copyright (c) 2009 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/importer/firefox_importer_utils.h"
-
-#include "base/file_util.h"
-
-base::FilePath GetProfilesINI() {
-  base::FilePath ini_file;
-  // The default location of the profile folder containing user data is
-  // under user HOME directory in .mozilla/firefox folder on Linux.
-  base::FilePath home = file_util::GetHomeDir();
-  if (!home.empty()) {
-    ini_file = home.Append(".mozilla/firefox/profiles.ini");
-  }
-  if (base::PathExists(ini_file))
-    return ini_file;
-
-  return base::FilePath();
-}