Debugger: Simplify code path leading to .writeSettings()

Change-Id: Iaea1159305507e10adf2b448a774e2b528eaef80
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/debugger/debuggerplugin.cpp

@@ -583,12 +583,6 @@ public:
 
     RunControl *attachToRunningProcess(Kit *kit, const ProcessInfo &process, bool contAfterAttach);
 
-    void writeSettings()
-    {
-        settings().writeSettings();
-//        writeWindowSettings();
-    }
-
     void breakpointSetMarginActionTriggered(bool isMessageOnly, const ContextData &data)
     {
         QString message;
@@ -1160,10 +1154,6 @@ DebuggerPluginPrivate::DebuggerPluginPrivate(const QStringList &arguments)
     //  Connections
     //
 
-    // Core
-    connect(ICore::instance(), &ICore::saveSettingsRequested,
-            this, &DebuggerPluginPrivate::writeSettings);
-
     // ProjectExplorer
     connect(ProjectExplorerPlugin::instance(), &ProjectExplorerPlugin::runActionsUpdated,
             this, &DebuggerPluginPrivate::updatePresetState);