Use GURL::Replacements to trim query and ref from URL

chrome/browser/extensions/extension_webrequest_api.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/extension_webrequest_api.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/json/json_writer.h"
@@ skipping 128 matching lines @@
 
 // Returns true if the URL is sensitive and requests to this URL must not be
 // modified/canceled by extensions, e.g. because it is targeted to the webstore
 // to check for updates, extension blacklisting, etc.
 bool IsSensitiveURL(const GURL& url) {
   bool is_webstore_gallery_url =
       StartsWithASCII(url.spec(), extension_urls::kGalleryBrowsePrefix, true);
   bool is_google_com_chrome_url =
       EndsWith(url.host(), "google.com", true) &&
       StartsWithASCII(url.path(), "/chrome", true);
-  std::string url_without_query =
-      url.spec().substr(0, url.spec().find_first_of('?'));
+  GURL::Replacements replacements;
+  replacements.ClearQuery();
+  replacements.ClearRef();
+  GURL url_without_query = url.ReplaceComponents(replacements);
   return is_webstore_gallery_url || is_google_com_chrome_url ||
-      extension_urls::IsWebstoreUpdateUrl(GURL(url_without_query)) ||
+      extension_urls::IsWebstoreUpdateUrl(url_without_query) ||
       extension_urls::IsBlacklistUpdateUrl(url);
 }
 
 // Returns true if the scheme is one we want to allow extensions to have access
 // to. Extensions still need specific permissions for a given URL, which is
 // covered by CanExtensionAccessURL.
 bool HasWebRequestScheme(const GURL& url) {
   return (url.SchemeIs(chrome::kAboutScheme) ||
           url.SchemeIs(chrome::kFileScheme) ||
           url.SchemeIs(chrome::kFtpScheme) ||
@@ skipping 1562 matching lines @@
       } else if ((*it)->name().find("AdBlock") != std::string::npos) {
         adblock = true;
       } else {
         other = true;
       }
     }
   }
 
   host->Send(new ExtensionMsg_UsingWebRequestAPI(adblock, adblock_plus, other));
 }