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-rw-r--r--panel/PanelController.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/panel/PanelController.cpp b/panel/PanelController.cpp
index 2df5ba7bc..f24eb460b 100644
--- a/panel/PanelController.cpp
+++ b/panel/PanelController.cpp
@@ -33,9 +33,8 @@ namespace panel
const char* window_title = "unity-panel";
-class Controller::Impl
+struct Controller::Impl : sigc::trackable
{
-public:
Impl(Controller*, menu::Manager::Ptr const&, ui::EdgeBarrierController::Ptr const&);
~Impl();