Core: Tr::tr

Change-Id: I0064814b0689f0f65072d2b0f60e26162587fd54
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>

src/plugins/coreplugin/plugininstallwizard.h

@@ -10,8 +10,6 @@ namespace Internal {
 
 class PluginInstallWizard
 {
-    Q_DECLARE_TR_FUNCTIONS(Core::Internal::PluginInstallWizard)
-
 public:
     static bool exec();
 };