Cleanup: Make WindowsTitleUpdate a global object

WindowsTitleUpdate is such a trivial object (a QObject with a single
signal and no own state), that it's not really understandable why
it would need all that "singleton" boiler-plate. Just make it
a default constructed/destructed global object.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

1 files changed, 2 insertions, 26 deletions

diff --git a/core/windowtitleupdate.cpp b/core/windowtitleupdate.cpp
index 810acd4dc..a0cc277b3 100644
--- a/core/windowtitleupdate.cpp
+++ b/core/windowtitleupdate.cpp
@@ -1,33 +1,9 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "windowtitleupdate.h"
 
-WindowTitleUpdate *WindowTitleUpdate::m_instance = NULL;
-
-WindowTitleUpdate::WindowTitleUpdate(QObject *parent) : QObject(parent)
-{
-	Q_ASSERT_X(m_instance == NULL, "WindowTitleUpdate", "WindowTitleUpdate recreated!");
-
-	m_instance = this;
-}
-
-WindowTitleUpdate *WindowTitleUpdate::instance()
-{
-	return m_instance;
-}
-
-WindowTitleUpdate::~WindowTitleUpdate()
-{
-	m_instance = NULL;
-}
-
-void WindowTitleUpdate::emitSignal()
-{
-	emit updateTitle();
-}
+WindowTitleUpdate windowTitleUpdate;
 
 extern "C" void updateWindowTitle()
 {
-	WindowTitleUpdate *wt = WindowTitleUpdate::instance();
-	if (wt)
-		wt->emitSignal();
+	emit windowTitleUpdate.updateTitle();
 }