Add missing Q_REQUIRED_RESULT

agents/unifiedmailboxagent/mailkernel.h

@@ -37,12 +37,12 @@ public:
     Akonadi::ChangeRecorder *folderCollectionMonitor() const override;
     void updateSystemTray() override;
 
-    qreal closeToQuotaThreshold() override;
-    bool excludeImportantMailFromExpiry() override;
-    QStringList customTemplates() override;
-    Akonadi::Collection::Id lastSelectedFolder() override;
+    Q_REQUIRED_RESULT qreal closeToQuotaThreshold() override;
+    Q_REQUIRED_RESULT bool excludeImportantMailFromExpiry() override;
+    Q_REQUIRED_RESULT QStringList customTemplates() override;
+    Q_REQUIRED_RESULT Akonadi::Collection::Id lastSelectedFolder() override;
     void setLastSelectedFolder(Akonadi::Collection::Id col) override;
-    bool showPopupAfterDnD() override;
+    Q_REQUIRED_RESULT bool showPopupAfterDnD() override;
     void expunge(Akonadi::Collection::Id id, bool sync) override;
 
 private:

agents/unifiedmailboxagent/unifiedmailbox.h

@@ -31,7 +31,7 @@ public:
     void save(KConfigGroup &group) const;
     void load(const KConfigGroup &group);
 
-    bool isSpecial() const;
+    Q_REQUIRED_RESULT bool isSpecial() const;
 
     Q_REQUIRED_RESULT qint64 collectionId() const;
     void setCollectionId(qint64 id);