Should fix empty temp files being left around

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdenetwork@1107469 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

kopete/protocols/msn/incomingtransfer.cpp

@@ -177,6 +177,9 @@ void IncomingTransfer::processMessage(const Message& message)
 	else if(message.header.dataSize == 4 && message.applicationIdentifier == 1)
 	{
 		// Data preparation message.
+		if (m_tempFile.name.isEmpty() == false) {
+			QFile::remove(m_tempFile.name());
+		}
 		m_tempFile = new KTempFile(locateLocal("tmp", "msnpicture--"), ".png");
 		m_tempFile->setAutoDelete(true);
 		m_file = m_tempFile->file();