Disallow packing or loading unpacked manifest v1 extensions.

chrome/browser/extensions/startup_helper.cc

 // Copyright (c) 2012 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/startup_helper.h"
 
 #include "base/command_line.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
@@ skipping 33 matching lines @@
 
   // Input Paths.
   FilePath src_dir = cmd_line.GetSwitchValuePath(switches::kPackExtension);
   FilePath private_key_path;
   if (cmd_line.HasSwitch(switches::kPackExtensionKey)) {
     private_key_path = cmd_line.GetSwitchValuePath(switches::kPackExtensionKey);
   }
 
   // Launch a job to perform the packing on the file thread.  Ignore warnings
   // from the packing process. (e.g. Overwrite any existing crx file.)
-  pack_job_ = new PackExtensionJob(this, src_dir, private_key_path,
-                                   ExtensionCreator::kOverwriteCRX);
+  int run_flags =
+      ExtensionCreator::kOverwriteCRX |
+      ExtensionCreator::kRequireModernManifestVersion;
+  pack_job_ = new PackExtensionJob(this, src_dir, private_key_path, run_flags);
   pack_job_->set_asynchronous(false);
   pack_job_->Start();
 
   return pack_job_succeeded_;
 }
 
 bool StartupHelper::UninstallExtension(const CommandLine& cmd_line,
                                        Profile* profile) {
   DCHECK(profile);
 
   if (!cmd_line.HasSwitch(switches::kUninstallExtension))
     return false;
 
   ExtensionService* extension_service = profile->GetExtensionService();
   if (!extension_service)
     return false;
 
   std::string extension_id = cmd_line.GetSwitchValueASCII(
       switches::kUninstallExtension);
   return ExtensionService::UninstallExtensionHelper(extension_service,
                                                     extension_id);
 }
 
 StartupHelper::~StartupHelper() {
   if (pack_job_.get())
     pack_job_->ClearClient();
 }
 
 }  // namespace extensions