Asynchronously generate key pairs for <keygen> tag

chrome/browser/renderer_host/resource_message_filter.h

 // Copyright (c) 2010 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_BROWSER_RENDERER_HOST_RESOURCE_MESSAGE_FILTER_H_
 #define CHROME_BROWSER_RENDERER_HOST_RESOURCE_MESSAGE_FILTER_H_
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
@@ skipping 314 matching lines @@
   void OnGetFileSize(const FilePath& path, IPC::Message* reply_msg);
   void OnGetFileModificationTime(const FilePath& path, IPC::Message* reply_msg);
   void OnGetFileInfoOnFileThread(const FilePath& path,
                                  IPC::Message* reply_msg,
                                  FileInfoWriteFunc write_func);
   void OnOpenFile(const FilePath& path, int mode,IPC::Message* reply_msg);
   void OnOpenFileOnFileThread(const FilePath& path,
                               int mode,
                               IPC::Message* reply_msg);
   void OnKeygen(uint32 key_size_index, const std::string& challenge_string,
-                const GURL& url, std::string* signed_public_key);
+                const GURL& url, IPC::Message* reply_msg);
+  void OnKeygenOnWorkerThread(
+      int key_size_in_bits,
+      const std::string& challenge_string,
+      IPC::Message* reply_msg);
   void OnGetExtensionMessageBundle(const std::string& extension_id,
                                    IPC::Message* reply_msg);
   void OnGetExtensionMessageBundleOnFileThread(
       const FilePath& extension_path,
       const std::string& extension_id,
       const std::string& default_locale,
       IPC::Message* reply_msg);
   void OnEstablishGpuChannel();
   void OnSynchronizeGpu(IPC::Message* reply);
 
@@ skipping 86 matching lines @@
   // A callback to create a routing id for the associated renderer process.
   scoped_ptr<CallbackWithReturnValue<int>::Type> next_route_id_callback_;
 
   // Used to handle geolocation-related messages.
   scoped_refptr<GeolocationDispatcherHost> geolocation_dispatcher_host_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceMessageFilter);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RESOURCE_MESSAGE_FILTER_H_