[Devtools] Allow User-Agent header override for Websockets

content/browser/renderer_host/websocket_host.h

 // Copyright 2013 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_BROWSER_RENDERER_HOST_WEBSOCKET_HOST_H_
 #define CONTENT_BROWSER_RENDERER_HOST_WEBSOCKET_HOST_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 51 matching lines @@
 
  private:
   class WebSocketEventHandler;
 
   // Handlers for each message type, dispatched by OnMessageReceived(), as
   // defined in content/common/websocket_messages.h
 
   void OnAddChannelRequest(const GURL& socket_url,
                            const std::vector<std::string>& requested_protocols,
                            const url::Origin& origin,
+                           const std::string& additional_headers,
                            int render_frame_id);
 
   void AddChannel(const GURL& socket_url,
                   const std::vector<std::string>& requested_protocols,
                   const url::Origin& origin,
+                  const std::string& additional_headers,
                   int render_frame_id);
 
   void OnSendBlob(const std::string& uuid, uint64_t expected_size);
 
   void OnSendFrame(bool fin,
                    WebSocketMessageType type,
                    const std::vector<char>& data);
 
   void OnFlowControl(int64_t quota);
 
@@ skipping 29 matching lines @@
   bool handshake_succeeded_;
 
   base::WeakPtrFactory<WebSocketHost> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebSocketHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_WEBSOCKET_HOST_H_