[osx/ios] - save the sinkname instead of the device label to guisetti…

…ngs.xml (somehow we forgot about darwin when that was changed...)

xbmc/settings/GUIWindowSettingsCategory.cpp

@@ -1954,7 +1954,12 @@ void CGUIWindowSettingsCategory::OnSettingChanged(CBaseSettingControl *pSettingC
     {
       CGUISpinControlEx *pControl = (CGUISpinControlEx *)GetControl(pSettingControl->GetID());
 #if defined(TARGET_DARWIN)
-      g_guiSettings.SetString("audiooutput.audiodevice", pControl->GetCurrentLabel());
+      // save the sinkname - since we don't have sinks on osx
+      // we need to get the fitting sinkname for the device label from the
+      // factory
+      std::string label2sink = pControl->GetCurrentLabel();
+      CAEFactory::VerifyOutputDevice(label2sink, false);
+      g_guiSettings.SetString("audiooutput.audiodevice", label2sink.c_str());
 #else
       g_guiSettings.SetString("audiooutput.audiodevice", m_AnalogAudioSinkMap[pControl->GetCurrentLabel()]);
 #endif