Revert "fdo#74697 Add Bluez 5 support for impress remote."

Stray printf conversion gone wrong (in addition to some dbus types
missing on older systems) reverting so that one clean
patch can be easily cherry-picked to the other relevant branches.

This reverts commit 664ceee3.

Change-Id: I2c4369288362e5fd56e5502e3ad37c42ea3787cf

sd/source/ui/remotecontrol/BufferedStreamSocket.cxx

@@ -61,7 +61,7 @@ sal_Int32 BufferedStreamSocket::write( const void* pBuffer, sal_uInt32 n )
 
 void BufferedStreamSocket::close()
 {
-    if( usingCSocket && mSocket != -1 )
+    if( usingCSocket )
     {
 #ifdef WIN32
         ::closesocket( mSocket );

sd/source/ui/remotecontrol/Communicator.cxx

@@ -122,8 +122,6 @@ void Communicator::execute()
     pTransmitter->join();
     pTransmitter = NULL;
 
-    if( mpSocket )
-        mpSocket->close();
     delete mpSocket;