views/mus: Connect cursor events to the mus window.

ui/views/mus/native_widget_mus.h

Index: ui/views/mus/native_widget_mus.h
diff --git a/ui/views/mus/native_widget_mus.h b/ui/views/mus/native_widget_mus.h
index c8ce6a297eeb28b01589ec3e909bb0ff6d732dec..c0cc1957482353c8087bf9e40f431572616befac 100644
--- a/ui/views/mus/native_widget_mus.h
+++ b/ui/views/mus/native_widget_mus.h
@@ -39,6 +39,7 @@ class Connector;
 }
 
 namespace wm {
+class CursorManager;
 class FocusController;
 }
 
@@ -229,6 +230,7 @@ class VIEWS_MUS_EXPORT NativeWidgetMus : public internal::NativeWidgetPrivate,
   std::unique_ptr<aura::client::DefaultCaptureClient> capture_client_;
   std::unique_ptr<aura::client::WindowTreeClient> window_tree_client_;
   std::unique_ptr<aura::client::ScreenPositionClient> screen_position_client_;
+  std::unique_ptr<wm::CursorManager> cursor_manager_;
   base::WeakPtrFactory<NativeWidgetMus> close_widget_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeWidgetMus);