ProjectExplorer: Change BuildStepConfigWidget::summaryWidget()

From a virtual function to a normal one backed by a real data member.

That's essentially what several re-implementations did, the other
ones used a fixed value instead.

Change-Id: I61e45f1d4f7f0f80fe2eb1f2729785f37e7bb803
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

src/plugins/ios/iosbuildstep.cpp

@@ -259,13 +259,8 @@ void IosBuildStepConfigWidget::updateDetails()
     param.setEnvironment(bc->environment());
     param.setCommand(m_buildStep->buildCommand());
     param.setArguments(Utils::QtcProcess::joinArgs(m_buildStep->allArguments()));
-    m_summaryText = param.summary(displayName());
-    emit updateSummary();
-}
 
-QString IosBuildStepConfigWidget::summaryText() const
-{
-    return m_summaryText;
+    setSummaryText(param.summary(displayName()));
 }
 
 void IosBuildStepConfigWidget::buildArgumentsChanged()

src/plugins/ios/iosbuildstep.h

@@ -77,7 +77,6 @@ class IosBuildStepConfigWidget : public ProjectExplorer::BuildStepConfigWidget
 public:
     IosBuildStepConfigWidget(IosBuildStep *buildStep);
     ~IosBuildStepConfigWidget();
-    QString summaryText() const override;
 
 private:
     void buildArgumentsChanged();
@@ -87,7 +86,6 @@ private:
 
     Ui::IosBuildStep *m_ui;
     IosBuildStep *m_buildStep;
-    QString m_summaryText;
 };
 
 class IosBuildStepFactory : public ProjectExplorer::BuildStepFactory

src/plugins/ios/iosdeploystepwidget.cpp

@@ -40,6 +40,7 @@ IosDeployStepWidget::IosDeployStepWidget(IosDeployStep *step) :
     m_step(step)
 {
     setDisplayName(QString::fromLatin1("<b>%1</b>").arg(m_step->displayName()));
+    setSummaryText(displayName());
     ui->setupUi(this);
     connect(m_step, &ProjectExplorer::ProjectConfiguration::displayNameChanged,
             this, &ProjectExplorer::BuildStepConfigWidget::updateSummary);
@@ -50,10 +51,5 @@ IosDeployStepWidget::~IosDeployStepWidget()
     delete ui;
 }
 
-QString IosDeployStepWidget::summaryText() const
-{
-    return displayName();
-}
-
 } // namespace Internal
 } // namespace Ios

src/plugins/ios/iosdeploystepwidget.h

@@ -43,8 +43,6 @@ public:
     ~IosDeployStepWidget();
 
 private:
-    QString summaryText() const override;
-
     Ui::IosDeployStepWidget *ui;
     IosDeployStep *m_step;
 };

src/plugins/ios/iosdsymbuildstep.cpp

@@ -277,13 +277,8 @@ void IosDsymBuildStepConfigWidget::updateDetails()
     param.setEnvironment(bc->environment());
     param.setCommand(m_buildStep->command());
     param.setArguments(Utils::QtcProcess::joinArgs(m_buildStep->arguments()));
-    m_summaryText = param.summary(displayName());
-    emit updateSummary();
-}
 
-QString IosDsymBuildStepConfigWidget::summaryText() const
-{
-    return m_summaryText;
+    setSummaryText(param.summary(displayName()));
 }
 
 void IosDsymBuildStepConfigWidget::commandChanged()

src/plugins/ios/iosdsymbuildstep.h

@@ -74,7 +74,6 @@ class IosDsymBuildStepConfigWidget : public ProjectExplorer::BuildStepConfigWidg
 public:
     IosDsymBuildStepConfigWidget(IosDsymBuildStep *buildStep);
     ~IosDsymBuildStepConfigWidget();
-    QString summaryText() const override;
 
 private:
     void commandChanged();
@@ -84,7 +83,6 @@ private:
 
     Ui::IosPresetBuildStep *m_ui;
     IosDsymBuildStep *m_buildStep;
-    QString m_summaryText;
 };
 
 class IosDsymBuildStepFactory : public ProjectExplorer::BuildStepFactory