Provide child/frame IDs for WebSocket handshake request

content/browser/websockets/websocket_manager.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_MANAGER_H_
 #define CONTENT_BROWSER_WEBSOCKETS_WEBSOCKET_MANAGER_H_
 
 #include <set>
 
 #include "base/compiler_specific.h"
@@ skipping 27 matching lines @@
 
   ~WebSocketManager() override;
   void DoCreateWebSocket(int frame_id, blink::mojom::WebSocketRequest request);
   base::TimeDelta CalculateDelay() const;
   void ThrottlingPeriodTimerCallback();
 
   // This is virtual to support testing.
   virtual WebSocketImpl* CreateWebSocketImpl(
       WebSocketImpl::Delegate* delegate,
       blink::mojom::WebSocketRequest request,
+      int child_id,
       int frame_id,
       base::TimeDelta delay);
 
   // WebSocketImpl::Delegate methods:
   int GetClientProcessId() override;
   StoragePartition* GetStoragePartition() override;
   void OnReceivedResponseFromServer(WebSocketImpl* impl) override;
   void OnLostConnectionToClient(WebSocketImpl* impl) override;
 
   int process_id_;
@@ skipping 16 matching lines @@
   // period.
   int64_t num_current_failed_connections_;
   int64_t num_previous_failed_connections_;
 
   DISALLOW_COPY_AND_ASSIGN(WebSocketManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEBSOCKETS_WEBSOCKET_MANAGER_H_