Revert of Make Crashpad use the user data dir, rather than always default location

chrome/install_static/user_data_dir.h

-// Copyright 2016 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.
-
-#ifndef CHROME_INSTALL_STATIC_USER_DATA_DIR_H_
-#define CHROME_INSTALL_STATIC_USER_DATA_DIR_H_
-
-#include <string>
-
-namespace install_static {
-
-struct InstallConstants;
-
-// Populates |result| with the user data dir, respecting various overrides in
-// the manner of chrome_main_delegate.cc InitializeUserDataDir(). This includes
-// overrides on the command line, overrides by registry policy, and fallback to
-// the default User Data dir if the directory is invalid or unspecified.
-//
-// If a directory was given by the user (either on the command line, or by
-// registry policy), but it was invalid or unusable, then
-// |invalid_supplied_directory| will be filled with the value that was unusable
-// for reporting an error to the user.
-//
-// Other than in test situations, it is generally only appropriate to call this
-// function once on startup and use the result for subsequent callers, otherwise
-// there's a race with registry modification (which could cause a different
-// derivation) so different subsystems would see different values). In normal
-// usage, it should be called only once and cached. GetUserDataDirectory() does
-// this, and should be preferred.
-bool GetUserDataDirectoryImpl(
-    const std::wstring& user_data_dir_from_command_line,
-    const InstallConstants& mode,
-    std::wstring* result,
-    std::wstring* invalid_supplied_directory);
-
-// Retrieves the user data directory, and any invalid directory specified on the
-// command line, for reporting an error to the user. These values are cached on
-// the first call. |invalid_user_data_directory| may be null if not required.
-bool GetUserDataDirectory(std::wstring* user_data_directory,
-                          std::wstring* invalid_user_data_directory);
-
-}  // namespace install_static
-
-#endif  // CHROME_INSTALL_STATIC_USER_DATA_DIR_H_