FBTF: Remove unneeded headers from base/ (part 3)

chrome/browser/extensions/crx_installer.cc

 // Copyright (c) 2010 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/extensions/crx_installer.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/scoped_temp_dir.h"
 #include "base/task.h"
 #include "base/utf_string_conversions.h"
+#include "base/version.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/extensions/convert_user_script.h"
 #include "chrome/browser/extensions/extension_error_reporter.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/shell_integration.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/extension_file_util.h"
 #include "chrome/common/extensions/extension_constants.h"
@@ skipping 323 matching lines @@
     client_->OnInstallSuccess(extension_.get());
 
   // Tell the frontend about the installation and hand off ownership of
   // extension_ to it.
   frontend_->OnExtensionInstalled(extension_.release(),
                                   allow_privilege_increase_);
 
   // We're done. We don't post any more tasks to ourselves so we are deleted
   // soon.
 }