Fix race conditions where an object's constructor uses PostTask on itself. T...

chrome/browser/extensions/crx_installer.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_CRX_INSTALLER_H_
 #define CHROME_BROWSER_EXTENSIONS_CRX_INSTALLER_H_
 
 #include <string>
 
 #include "base/file_path.h"
@@ skipping 151 matching lines @@
   scoped_refptr<ExtensionsService> frontend_;
 
   // The client we will work with to do the installation. This can be NULL, in
   // which case the install is silent.
   scoped_ptr<ExtensionInstallUI> client_;
 
   // The root of the unpacked extension directory. This is a subdirectory of
   // temp_dir_, so we don't have to delete it explicitly.
   FilePath unpacked_extension_root_;
 
-  // The unpacker we will use to unpack the extension.
-  SandboxedExtensionUnpacker* unpacker_;
-
   DISALLOW_COPY_AND_ASSIGN(CrxInstaller);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_CRX_INSTALLER_H_