Move most importer code to chrome/utility/importer

chrome/utility/importer/favicon_reencode.h

+// Copyright 2013 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_UTILITY_IMPORTER_FAVICON_REENCODE_H_
+#define CHROME_UTILITY_IMPORTER_FAVICON_REENCODE_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+
+namespace importer {
+
+// Given raw image data, decodes the icon, re-sampling to the correct size as
+// necessary, and re-encodes as PNG data in the given output vector. Returns
+// true on success.
+bool ReencodeFavicon(const unsigned char* src_data,
+                     size_t src_len,
+                     std::vector<unsigned char>* png_data);
+
+}  // namespace importer
+
+#endif  // CHROME_UTILITY_IMPORTER_FAVICON_REENCODE_H_