Remove unused QObject parent arguments on options pages

In the new plugin setup scheme they are data members of the
plugin pimpl and never use the parent.

Change-Id: I28fe150393e8159064dcfbd113ce0320af50fd58
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/qbsprojectmanager/qbsprofilessettingspage.cpp

@@ -52,7 +52,7 @@ class QbsProfilesSettingsWidget : public QWidget
 {
     Q_OBJECT
 public:
-    QbsProfilesSettingsWidget(QWidget *parent = nullptr);
+    QbsProfilesSettingsWidget();
 
     void apply();
 
@@ -64,10 +64,8 @@ private:
     qbs::SettingsModel m_model;
 };
 
-QbsProfilesSettingsPage::QbsProfilesSettingsPage(QObject *parent)
-    : Core::IOptionsPage(parent)
-    , m_useQtcSettingsDirPersistent(QbsProjectManagerSettings::useCreatorSettingsDirForQbs())
-
+QbsProfilesSettingsPage::QbsProfilesSettingsPage()
+    : m_useQtcSettingsDirPersistent(QbsProjectManagerSettings::useCreatorSettingsDirForQbs())
 {
     setId("Y.QbsProfiles");
     setDisplayName(QCoreApplication::translate("QbsProjectManager", "Qbs"));
@@ -97,9 +95,8 @@ void QbsProfilesSettingsPage::finish()
 }
 
 
-QbsProfilesSettingsWidget::QbsProfilesSettingsWidget(QWidget *parent)
-    : QWidget(parent)
-    , m_model(QbsProjectManagerSettings::qbsSettingsBaseDir(), qbs::Settings::UserScope)
+QbsProfilesSettingsWidget::QbsProfilesSettingsWidget()
+    : m_model(QbsProjectManagerSettings::qbsSettingsBaseDir(), qbs::Settings::UserScope)
 {
     m_model.setEditable(false);
     m_ui.setupUi(this);

src/plugins/qbsprojectmanager/qbsprofilessettingspage.h

@@ -34,7 +34,7 @@ class QbsProfilesSettingsWidget;
 class QbsProfilesSettingsPage : public Core::IOptionsPage
 {
 public:
-    QbsProfilesSettingsPage(QObject *parent = nullptr);
+    QbsProfilesSettingsPage();
 
 private:
     QWidget *widget() override;

src/plugins/qbsprojectmanager/qbsprojectmanagerplugin.cpp

@@ -90,7 +90,7 @@ public:
     QbsBuildStepFactory buildStepFactory;
     QbsCleanStepFactory cleanStepFactory;
     QbsInstallStepFactory installStepFactory;
-    QbsProfilesSettingsPage profilesSetttingsPage;
+    QbsProfilesSettingsPage profilesSettingsPage;
     QbsKitAspect qbsKitAspect;
 };