Qt: Make dialogues more consistent

Source/Core/DolphinQt2/Config/NewPatchDialog.h

@@ -20,7 +20,7 @@ class QPushButton;
 class NewPatchDialog : public QDialog
 {
 public:
-  explicit NewPatchDialog(PatchEngine::Patch& patch);
+  explicit NewPatchDialog(QWidget* parent, PatchEngine::Patch& patch);
 
 private:
   void CreateWidgets();