Events
OnAbortedOnOutputFileError  
OnAnyErrorOnPasswordRequest  
OnBeforeSendRequestOnProgress  
OnConnLostOnProxyAuthenticationRequest  
OnDoneOnRedirected  
OnDoneInterruptedOnUploadCGITimeoutFailed  
OnHeaderInfoOnUploadFieldRequest  
OnHostUnreachableOnUploadProgress  
OnHTTPErrorOnWaitTimeoutExpired  
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