CorePlugin: s/struct/class/ in newdialog.cpp

Change-Id: Ie13d8506ae8fc402a0ba5f6c5f14d47a95b2376d
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/coreplugin/dialogs/newdialog.cpp

@@ -48,8 +48,9 @@ namespace {
 
 const int ICON_SIZE = 22;
 
-struct WizardContainer
+class WizardContainer
 {
+public:
     WizardContainer() : wizard(0), wizardOption(0) {}
     WizardContainer(Core::IWizard *w, int i): wizard(w), wizardOption(i) {}
     Core::IWizard *wizard;