ESC accelerator and consistent overview mode for Athena homecard

athena/input/accelerator_manager_impl.h

Index: athena/input/accelerator_manager_impl.h
diff --git a/athena/input/accelerator_manager_impl.h b/athena/input/accelerator_manager_impl.h
index 5891b8599edcd345a51a8d9d5eba2f40daaa6d3f..f2b3218f1022a2fc8985206bc0688f509abb5195 100644
--- a/athena/input/accelerator_manager_impl.h
+++ b/athena/input/accelerator_manager_impl.h
@@ -69,8 +69,10 @@ class AcceleratorManagerImpl : public AcceleratorManager,
   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
   virtual bool CanHandleAccelerators() const OVERRIDE;
 
-  void RegisterAccelerator(const AcceleratorData& accelerator,
-                           AcceleratorHandler* handler);
+  virtual void RegisterAccelerator(const AcceleratorData& accelerator_data,
+                                   AcceleratorHandler* handler) OVERRIDE;
+  virtual void UnregisterAccelerator(const AcceleratorData& accelerator_data,
+                                     AcceleratorHandler* handler) OVERRIDE;
 
   std::map<ui::Accelerator, InternalData> accelerators_;
   scoped_ptr<AcceleratorWrapper> accelerator_wrapper_;