Use the return braced init list pattern

This way we avoid repeating the return type while it is already known.

Signed-off-by: Kevin Ottens <kevin.ottens@nextcloud.com>

src/3rdparty/QProgressIndicator/QProgressIndicator.cpp

@@ -93,7 +93,7 @@ void QProgressIndicator::setColor(const QColor & color)
 
 QSize QProgressIndicator::sizeHint() const
 {
-    return QSize(20,20);
+    return {20, 20};
 }
 
 int QProgressIndicator::heightForWidth(int w) const

src/gui/folderstatusdelegate.cpp

@@ -91,7 +91,7 @@ QSize FolderStatusDelegate::sizeHint(const QStyleOptionViewItem &option,
         h += margin + 2 * margin + errMsgs.count() * fm.height();
     }
 
-    return QSize(0, h);
+    return {0, h};
 }
 
 int FolderStatusDelegate::rootFolderHeightWithoutErrors(const QFontMetrics &fm, const QFontMetrics &aliasFm)

src/gui/folderstatusmodel.cpp

@@ -426,7 +426,7 @@ FolderStatusModel::SubFolderInfo *FolderStatusModel::infoForFileId(const QByteAr
 QModelIndex FolderStatusModel::indexForPath(Folder *f, const QString &path) const
 {
     if (!f) {
-        return QModelIndex();
+        return {};
     }
 
     int slashPos = path.lastIndexOf('/');
@@ -444,10 +444,10 @@ QModelIndex FolderStatusModel::indexForPath(Folder *f, const QString &path) cons
                         return index(j, 0, index(i));
                     }
                 }
-                return QModelIndex();
+                return {};
             }
         }
-        return QModelIndex();
+        return {};
     }
 
     auto parent = indexForPath(f, path.left(slashPos));
@@ -461,7 +461,7 @@ QModelIndex FolderStatusModel::indexForPath(Folder *f, const QString &path) cons
 
     auto parentInfo = infoForIndex(parent);
     if (!parentInfo) {
-        return QModelIndex();
+        return {};
     }
     for (int i = 0; i < parentInfo->_subs.size(); ++i) {
         if (parentInfo->_subs.at(i)._name == path.mid(slashPos + 1)) {
@@ -469,7 +469,7 @@ QModelIndex FolderStatusModel::indexForPath(Folder *f, const QString &path) cons
         }
     }
 
-    return QModelIndex();
+    return {};
 }
 
 QModelIndex FolderStatusModel::index(int row, int column, const QModelIndex &parent) const
@@ -480,7 +480,7 @@ QModelIndex FolderStatusModel::index(int row, int column, const QModelIndex &par
     switch (classify(parent)) {
     case AddButton:
     case FetchLabel:
-        return QModelIndex();
+        return {};
     case RootFolder:
         if (_folders.count() <= parent.row())
             return QModelIndex(); // should not happen
@@ -488,26 +488,26 @@ QModelIndex FolderStatusModel::index(int row, int column, const QModelIndex &par
     case SubFolder: {
         auto pinfo = static_cast<SubFolderInfo *>(parent.internalPointer());
         if (pinfo->_subs.count() <= parent.row())
-            return QModelIndex(); // should not happen
+            return {}; // should not happen
         auto &info = pinfo->_subs[parent.row()];
         if (!info.hasLabel()
             && info._subs.count() <= row)
-            return QModelIndex(); // should not happen
+            return {}; // should not happen
         return createIndex(row, column, &info);
     }
     }
-    return QModelIndex();
+    return {};
 }
 
 QModelIndex FolderStatusModel::parent(const QModelIndex &child) const
 {
     if (!child.isValid()) {
-        return QModelIndex();
+        return {};
     }
     switch (classify(child)) {
     case RootFolder:
     case AddButton:
-        return QModelIndex();
+        return {};
     case SubFolder:
     case FetchLabel:
         break;

src/gui/folderstatusview.cpp

@@ -25,7 +25,7 @@ QModelIndex FolderStatusView::indexAt(const QPoint &point) const
 {
     QModelIndex index = QTreeView::indexAt(point);
     if (index.data(FolderStatusDelegate::AddButton).toBool() && !visualRect(index).contains(point)) {
-        return QModelIndex();
+        return {};
     }
     return index;
 }

src/gui/generalsettings.cpp

@@ -135,7 +135,10 @@ GeneralSettings::~GeneralSettings()
 
 QSize GeneralSettings::sizeHint() const
 {
-    return QSize(ownCloudGui::settingsDialogSize().width(), QWidget::sizeHint().height());
+    return {
+        ownCloudGui::settingsDialogSize().width(),
+        QWidget::sizeHint().height()
+    };
 }
 
 void GeneralSettings::loadMiscSettings()

src/gui/networksettings.cpp

@@ -89,7 +89,10 @@ NetworkSettings::~NetworkSettings()
 
 QSize NetworkSettings::sizeHint() const
 {
-    return QSize(ownCloudGui::settingsDialogSize().width(), QWidget::sizeHint().height());
+    return {
+        ownCloudGui::settingsDialogSize().width(),
+        QWidget::sizeHint().height()
+    };
 }
 
 void NetworkSettings::loadProxySettings()

src/gui/wizard/slideshow.cpp

@@ -101,7 +101,10 @@ QSize SlideShow::sizeHint() const
         pixmapSize.setWidth(std::max(pixmap.width(), pixmapSize.width()));
         pixmapSize.setHeight(std::max(pixmap.height(), pixmapSize.height()));
     }
-    return QSize(std::max(labelSize.width(), pixmapSize.width()), labelSize.height() + Spacing + pixmapSize.height());
+    return {
+        std::max(labelSize.width(), pixmapSize.width()),
+        labelSize.height() + Spacing + pixmapSize.height()
+    };
 }
 
 void SlideShow::startShow(int interval)

src/libsync/syncengine.cpp

@@ -1593,7 +1593,7 @@ RemotePermissions SyncEngine::getPermissions(const QString &file) const
     if (it != _csync_ctx->remote.files.end()) {
         return it->second->remotePerm;
     }
-    return RemotePermissions();
+    return {};
 }
 
 void SyncEngine::restoreOldFiles(SyncFileItemVector &syncItems)

src/libsync/syncfilestatustracker.cpp

@@ -139,7 +139,7 @@ SyncFileStatus SyncFileStatusTracker::fileStatus(const QString &relativePath)
     if (_syncEngine->excludedFiles().isExcluded(_syncEngine->localPath() + relativePath,
             _syncEngine->localPath(),
             _syncEngine->ignoreHiddenFiles())) {
-        return SyncFileStatus(SyncFileStatus::StatusWarning);
+        return SyncFileStatus::StatusWarning;
     }
 
     if (_dirtyPaths.contains(relativePath))

src/libsync/theme.cpp

@@ -447,12 +447,12 @@ QIcon Theme::folderOfflineIcon(bool sysTray) const
 
 QColor Theme::wizardHeaderTitleColor() const
 {
-    return QColor(APPLICATION_WIZARD_HEADER_TITLE_COLOR);
+    return {APPLICATION_WIZARD_HEADER_TITLE_COLOR};
 }
 
 QColor Theme::wizardHeaderBackgroundColor() const
 {
-    return QColor(APPLICATION_WIZARD_HEADER_BACKGROUND_COLOR);
+    return {APPLICATION_WIZARD_HEADER_BACKGROUND_COLOR};
 }
 
 QPixmap Theme::wizardHeaderLogo() const
@@ -581,7 +581,7 @@ bool Theme::isDarkColor(const QColor &color)
 
 QColor Theme::getBackgroundAwareLinkColor(const QColor &backgroundColor)
 {
-    return QColor((isDarkColor(backgroundColor) ? QColor("#6193dc") : QGuiApplication::palette().color(QPalette::Link)));
+    return {(isDarkColor(backgroundColor) ? QColor("#6193dc") : QGuiApplication::palette().color(QPalette::Link))};
 }
 
 QColor Theme::getBackgroundAwareLinkColor()

test/testsyncfilestatustracker.cpp

@@ -26,7 +26,7 @@ public:
             if (QFileInfo(at(i)[0].toString()) == file)
                 return at(i)[1].value<SyncFileStatus>();
         }
-        return SyncFileStatus();
+        return {};
     }
 
     bool statusEmittedBefore(const QString &firstPath, const QString &secondPath) const {