Adds navigator.registerProtocolHandler.

chrome/browser/renderer_host/render_view_host_delegate.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_RENDER_VIEW_HOST_DELEGATE_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 493 matching lines @@
   virtual void ProcessDOMUIMessage(
       const ViewHostMsg_DomMessage_Params& params) {}
 
   // A message for external host. By default we ignore such messages.
   // |receiver| can be a receiving script and |message| is any
   // arbitrary string that makes sense to the receiver.
   virtual void ProcessExternalHostMessage(const std::string& message,
                                           const std::string& origin,
                                           const std::string& target) {}
 
+  virtual void RegisterProtocolHandler(const std::string& protocol,
+                                       const GURL& url,
+                                       const string16& title) {}
+
   // A javascript message, confirmation or prompt should be shown.
   virtual void RunJavaScriptMessage(const std::wstring& message,
                                     const std::wstring& default_prompt,
                                     const GURL& frame_url,
                                     const int flags,
                                     IPC::Message* reply_msg,
                                     bool* did_suppress_message) {}
 
   virtual void RunBeforeUnloadConfirm(const std::wstring& message,
                                       IPC::Message* reply_msg) {}
@@ skipping 63 matching lines @@
                                 bool remember) {}
 
   // Notification that a worker process has crashed.
   void WorkerCrashed() {}
 
  protected:
   virtual ~RenderViewHostDelegate() {}
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_