[WIP] make GURL::path() return a StringPiece

chrome/browser/extensions/webstore_inline_installer.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/webstore_inline_installer.h"
 
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/exclusive_access/fullscreen_controller.h"
@@ skipping 211 matching lines @@
     verified_site_url = GURL("http://" + verified_site);
   else if (verified_site_url.SchemeIs("http"))
     valid_schemes = URLPattern::SCHEME_HTTP;
   else if (verified_site_url.SchemeIs("https"))
     valid_schemes = URLPattern::SCHEME_HTTPS;
   else
     return false;
 
   std::string port_spec =
       verified_site_url.has_port() ? ":" + verified_site_url.port() : "";
-  std::string path_spec = verified_site_url.path() + "*";
+  std::string path_spec = verified_site_url.path().as_string() + "*";
   std::string verified_site_pattern_spec =
       base::StringPrintf(
           "%s://*.%s%s%s",
           verified_site_url.scheme().c_str(),
           verified_site_url.host().c_str(),
           port_spec.c_str(),
           path_spec.c_str());
 
   URLPattern verified_site_pattern(valid_schemes);
   URLPattern::ParseResult parse_result =
       verified_site_pattern.Parse(verified_site_pattern_spec);
   if (parse_result != URLPattern::PARSE_SUCCESS) {
     DLOG(WARNING) << "Could not parse " << verified_site_pattern_spec <<
         " as URL pattern " << parse_result;
     return false;
   }
   verified_site_pattern.SetScheme("*");
 
   return verified_site_pattern.MatchesURL(requestor_url);
 }
 
 }  // namespace extensions