Replace bools in extension creation with flags.

chrome/browser/extensions/extension_creator.cc

 // Copyright (c) 2011 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/extension_creator.h"
 
 #include <vector>
 #include <string>
 
 #include "base/crypto/rsa_private_key.h"
@@ skipping 48 matching lines @@
       error_message_ =
           l10n_util::GetStringUTF8(IDS_EXTENSION_PRIVATE_KEY_EXISTS);
       return false;
   }
 
   // Load the extension once. We don't really need it, but this does a lot of
   // useful validation of the structure.
   scoped_refptr<Extension> extension(
       extension_file_util::LoadExtension(absolute_extension_dir,
                                          Extension::INTERNAL,
-                                         false,  // key not required
-                                         true,  // enable strict error checks
+                                         Extension::STRICT_ERROR_CHECKS,
                                          &error_message_));
   if (!extension.get())
     return false;  // LoadExtension already set error_message_.
 
   return true;
 }
 
 base::RSAPrivateKey* ExtensionCreator::ReadInputKey(const FilePath&
     private_key_path) {
   if (!file_util::PathExists(private_key_path)) {
@@ skipping 184 matching lines @@
   bool result = false;
   if (CreateZip(extension_dir, temp_dir.path(), &zip_path) &&
       SignZip(zip_path, key_pair.get(), &signature) &&
       WriteCRX(zip_path, key_pair.get(), signature, crx_path)) {
     result = true;
   }
 
   file_util::Delete(zip_path, false);
   return result;
 }