Provide child/frame IDs for WebSocket handshake request

content/browser/websockets/websocket_impl.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_WEBSOCKETS_WEBSOCKET_IMPL_H_
 #define CONTENT_BROWSER_WEBSOCKETS_WEBSOCKET_IMPL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 28 matching lines @@
    public:
     virtual ~Delegate() {}
     virtual int GetClientProcessId() = 0;
     virtual StoragePartition* GetStoragePartition() = 0;
     virtual void OnReceivedResponseFromServer(WebSocketImpl* impl) = 0;
     virtual void OnLostConnectionToClient(WebSocketImpl* impl) = 0;
   };
 
   WebSocketImpl(Delegate* delegate,
                 blink::mojom::WebSocketRequest request,
+                int child_id,
                 int frame_id,
                 base::TimeDelta delay);
   ~WebSocketImpl() override;
 
   // The renderer process is going away.
   // This function is virtual for testing.
   virtual void GoAway();
 
   // blink::mojom::WebSocket methods:
   void AddChannelRequest(const GURL& url,
@@ skipping 30 matching lines @@
   std::unique_ptr<net::WebSocketChannel> channel_;
 
   // Delay used for per-renderer WebSocket throttling.
   base::TimeDelta delay_;
 
   // SendFlowControl() is delayed when OnFlowControl() is called before
   // AddChannel() is called.
   // Zero indicates there is no pending SendFlowControl().
   int64_t pending_flow_control_quota_;
 
+  int child_id_;
   int frame_id_;
 
   // handshake_succeeded_ is set and used by WebSocketManager to manage
   // counters for per-renderer WebSocket throttling.
   bool handshake_succeeded_;
 
   base::WeakPtrFactory<WebSocketImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebSocketImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEBSOCKETS_WEBSOCKET_IMPL_H_