Create thread-safe RendererExtensionRegistry from ExtensionSet

chrome/renderer/chrome_content_renderer_client.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.
 
 #ifndef CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 #define CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 182 matching lines @@
 #if defined(ENABLE_EXTENSIONS)
   // Gets extension by the given origin, regardless of whether the extension
   // is active in the current process.
   const extensions::Extension* GetExtensionByOrigin(
       const blink::WebSecurityOrigin& origin) const;
 
   // Returns true if the frame is navigating to an URL either into or out of an
   // extension app's extent.
   bool CrossesExtensionExtents(blink::WebLocalFrame* frame,
                                const GURL& new_url,
-                               const extensions::ExtensionSet& extensions,
                                bool is_extension_url,
                                bool is_initial_navigation);
 #endif
 
   static GURL GetNaClContentHandlerURL(const std::string& actual_mime_type,
                                        const content::WebPluginInfo& plugin);
 
 #if !defined(DISABLE_NACL)
   // Determines if a NaCl app is allowed, and modifies params to pass the app's
   // permissions to the trusted NaCl plugin.
@@ skipping 34 matching lines @@
 #if defined(ENABLE_PRINT_PREVIEW)
   scoped_ptr<ChromePDFPrintClient> pdf_print_client_;
 #endif
 #if defined(ENABLE_PLUGINS)
   std::set<std::string> allowed_camera_device_origins_;
   std::set<std::string> allowed_compositor_origins_;
 #endif
 };
 
 #endif  // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_