Pass render frame ID to WebSocketBridge (Chromium side)

content/child/websocket_bridge.h

Index: content/child/websocket_bridge.h
diff --git a/content/child/websocket_bridge.h b/content/child/websocket_bridge.h
index aa96dd75c09ba957672877c51774bad0e93e14e4..b606a74dd159166605a23c2dfeb4e82699cddbf7 100644
--- a/content/child/websocket_bridge.h
+++ b/content/child/websocket_bridge.h
@@ -45,6 +45,10 @@ class WebSocketBridge : public blink::WebSocketHandle {
 
   virtual void Disconnect();
 
+  void set_render_frame_id(int id) {
+    render_frame_id_ = id;
+  }
+
  private:
   virtual ~WebSocketBridge();
 
@@ -62,6 +66,7 @@ class WebSocketBridge : public blink::WebSocketHandle {
   void DidStartClosingHandshake();
 
   int channel_id_;
+  int render_frame_id_;
   blink::WebSocketHandleClient* client_;
 
   static const int kInvalidChannelId = -1;