extensions 116 Source/modules/websockets/MainThreadWebSocketChannel.cpp String MainThreadWebSocketChannel::extensions() extensions 152 Source/modules/websockets/NewWebSocketChannelImpl.cpp String NewWebSocketChannelImpl::extensions() extensions 66 Source/modules/websockets/ThreadableWebSocketChannelClientWrapper.cpp String ThreadableWebSocketChannelClientWrapper::extensions() const extensions 525 Source/modules/websockets/WebSocket.cpp String WebSocket::extensions() const extensions 141 Source/modules/websockets/WorkerThreadableWebSocketChannel.cpp String WorkerThreadableWebSocketChannel::extensions() extensions 90 Source/web/WebSocketImpl.cpp WebString WebSocketImpl::extensions()