Trk: Added preventive disconnects.

Reviewed-by: hjk

src/plugins/debugger/gdb/trkgdbadapter.cpp

@@ -413,6 +413,7 @@ void TrkGdbAdapter::waitForTrkConnect()
     }
 
     m_trkDevice.sendTrkInitialPing();
+    sendTrkMessage(0x02); // Disconnect, as trk might be still connected
     sendTrkMessage(0x01); // Connect
     sendTrkMessage(0x05, TrkCB(handleSupportMask));
     sendTrkMessage(0x06, TrkCB(handleCpuType));

src/shared/trk/launcher.cpp

@@ -150,6 +150,7 @@ bool Launcher::startServer(QString *errorMessage)
     if (!d->m_device.open(d->m_trkServerName, errorMessage))
         return false;
     d->m_device.sendTrkInitialPing();
+    d->m_device.sendTrkMessage(TrkDisconnect); // Disconnect, as trk might be still connected
     d->m_device.sendTrkMessage(TrkSupported, TrkCallback(this, &Launcher::handleSupportMask));
     d->m_device.sendTrkMessage(TrkCpuType, TrkCallback(this, &Launcher::handleCpuType));
     d->m_device.sendTrkMessage(TrkVersions, TrkCallback(this, &Launcher::handleTrkVersion));