Implements a Zip() utility function. Refactor existing

chrome/common/zip.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_COMMON_ZIP_H_
+#define CHROME_COMMON_ZIP_H_
+
+#include <vector>
+
+#include "base/file_path.h"
+
+// Zip the contents of src_path into dest_file. src_path can be a file or
+// directory. If it is a directory, it will be zipped recursively.

[Erik does not do reviews, 2009/05/29 23:33:27]

note that on failure a partial zip file may still exist and needs to be cleaned
up by the caller.

+bool Zip(const FilePath& src_path, const FilePath& dest_file);
+
+// Unzip the contents of zip_file into dest_dir.  The complete paths of all
+// created files and directories are added to files if it is non-NULL.
+// Returns true on success.  Does not clean up dest_dir on failure.
+// Does not support encrypted or password protected zip files.
+bool Unzip(const FilePath& zip_file, const FilePath& dest_dir,
+           std::vector<FilePath>* files);
+
+#endif  // CHROME_COMMON_ZIP_H_