[Devtools] Allow User-Agent header override for Websockets

third_party/WebKit/Source/modules/websockets/DocumentWebSocketChannel.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 113 matching lines @@
     void didFail(WebSocketHandle*, const WebString& message) override;
     void didReceiveData(WebSocketHandle*, bool fin, WebSocketHandle::MessageType, const char* data, size_t /* size */) override;
     void didClose(WebSocketHandle*, bool wasClean, unsigned short code, const WebString& reason) override;
     void didReceiveFlowControl(WebSocketHandle*, int64_t quota) override;
     void didStartClosingHandshake(WebSocketHandle*) override;
 
     // Methods for BlobLoader.
     void didFinishLoadingBlob(DOMArrayBuffer*);
     void didFailLoadingBlob(FileError::ErrorCode);
 
+    const WebString additionalHeaders();

[yhirano, 2016/05/30 11:12:57]

Can you tell me why you use WebString instead of String?

[yhirano, 2016/05/30 11:12:57]

|const| not needed?

[allada, 2016/06/01 19:06:41]

Done.

[allada, 2016/06/01 19:06:41]

Done.

+
     // m_handle is a handle of the connection.
     // m_handle == 0 means this channel is closed.
     OwnPtr<WebSocketHandle> m_handle;
 
     // m_client can be deleted while this channel is alive, but this class
     // expects that disconnect() is called before the deletion.
     Member<WebSocketChannelClient> m_client;
     KURL m_url;
     // m_identifier > 0 means calling scriptContextExecution() returns a Document.
     unsigned long m_identifier;
     Member<BlobLoader> m_blobLoader;
     HeapDeque<Member<Message>> m_messages;
     Vector<char> m_receivingMessageData;
 
     bool m_receivingMessageTypeIsText;
     uint64_t m_sendingQuota;
     uint64_t m_receivedDataSizeForFlowControl;
     size_t m_sentSizeOfTopMessage;
 
     OwnPtr<SourceLocation> m_locationAtConstruction;
     RefPtr<WebSocketHandshakeRequest> m_handshakeRequest;
 
     static const uint64_t receivedDataSizeForFlowControlHighWaterMark = 1 << 15;
 };
 
 } // namespace blink
 
 #endif // DocumentWebSocketChannel_h