[DevTools] Remove DevToolsHttpHandler::Stop.

content/public/browser/devtools_http_handler.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 CONTENT_PUBLIC_BROWSER_DEVTOOLS_HTTP_HANDLER_H_
 #define CONTENT_PUBLIC_BROWSER_DEVTOOLS_HTTP_HANDLER_H_
 
 #include <string>
 
 #include "base/files/file_path.h"
@@ skipping 54 matching lines @@
   // If |active_port_output_directory| is non-empty, it is assumed the
   // socket_factory was initialized with an ephemeral port (0). The
   // port selected by the OS will be written to a well-known file in
   // the output directory.
   CONTENT_EXPORT static DevToolsHttpHandler* Start(
       scoped_ptr<ServerSocketFactory> server_socket_factory,
       const std::string& frontend_url,
       DevToolsHttpHandlerDelegate* delegate,
       const base::FilePath& active_port_output_directory);
 
-  // Called from the main thread in order to stop protocol handler.
-  // Automatically destroys the handler instance.
-  virtual void Stop() = 0;
-
   // Returns the URL for the address to debug |agent_host|.
   virtual GURL GetFrontendURL() = 0;
 
- protected:
   virtual ~DevToolsHttpHandler() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_DEVTOOLS_HTTP_HANDLER_H_