Clear in-memory caches of renderers when rules change

chrome/browser/extensions/api/web_request/web_request_api_helpers.h

 // 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.
 
 // Helper classes and functions used for the WebRequest API.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_WEB_REQUEST_API_HELPERS_H_
 #define CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_WEB_REQUEST_API_HELPERS_H_
 
 #include <list>
@@ skipping 261 matching lines @@
 // success.
 bool ParseResourceType(const std::string& type_str,
                        ResourceType::Type* type);
 
 // Returns whether |extension| may access |url| based on host permissions.
 // In addition to that access is granted to about: URLs and extension URLs
 // that are in the scope of |extension|.
 bool CanExtensionAccessURL(const extensions::Extension* extension,
                            const GURL& url);
 
+// Triggers clearing each renderer's in-memory cache the next time it navigates.
+void ClearCacheOnNavigation();
+
 }  // namespace extension_web_request_api_helpers
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_WEB_REQUEST_API_HELPERS_H_