DolphinView: set the parent of layout in the ctor

This silences a runtime warning:
QLayout: Attempting to add QLayout "" to DolphinView "", which already
has a layout

Remove redudant setLayout() calls, passing a parent widget to the
Q*BoxLayout ctor sets that layout as the top-level layout for that widget.

1 files changed, 0 insertions, 1 deletions

diff --git a/src/settings/general/configurepreviewplugindialog.cpp b/src/settings/general/configurepreviewplugindialog.cpp
index d29b63b7d..4d7ee589a 100644
--- a/src/settings/general/configurepreviewplugindialog.cpp
+++ b/src/settings/general/configurepreviewplugindialog.cpp
@@ -38,7 +38,6 @@ ConfigurePreviewPluginDialog::ConfigurePreviewPluginDialog(const QString& plugin
     setMinimumWidth(400);
 
     auto layout = new QVBoxLayout(this);
-    setLayout(layout);
 
     if (previewPlugin) {
         auto configurationWidget = previewPlugin->createConfigurationWidget();