Move search-related files from chrome/common to chrome/common/search

chrome/common/search_urls.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_COMMON_SEARCH_URLS_H_
-#define CHROME_COMMON_SEARCH_URLS_H_
-
-class GURL;
-
-namespace search {
-
-// Returns true if |my_url| matches |other_url| in terms of origin (i.e. host,
-// port, and scheme) and path. As a special case, this also matches if |my_url|
-// is "https://" and |other_url| is "http://" (and host, port, and path match).
-// This is so that "https://" URLs will be considered "Instant URLs" even if the
-// default search provider URL is "http://".
-bool MatchesOriginAndPath(const GURL& my_url, const GURL& other_url);
-
-}  // namespace search
-
-#endif  // CHROME_COMMON_SEARCH_URLS_H_