It would be cool if there was an option in Bitcoin Core for disabling the system tray entirely.

#include "bitcoingui.h"
#include "bitcoinunits.h"
#include "clientmodel.h"
#include "guiconstants.h"
#include "guiutil.h"
#include "networkstyle.h"
#include "notificator.h"
#include "openuridialog.h"
#include "optionsdialog.h"
#include "optionsmodel.h"
#include "platformstyle.h"
#include "rpcconsole.h"
#include "utilitydialog.h"
#ifdef ENABLE_WALLET
#include "walletframe.h"
#include "walletmodel.h"
#endif 
#ifdef Q_OS_MAC
#include "macdockiconhandler.h"
#endif
#include "init.h"
#include "ui_interface.h"
#include "util.h"
#include <iostream>
#include <QAction>
#include <QApplication>
#include <QDateTime>
#include <QDesktopWidget>
#include <QDragEnterEvent>
#include <QListWidget>