Wire up CursorManager for DesktopWindowTreeHostMus

ui/views/widget/desktop_aura/desktop_native_widget_aura.h

Index: ui/views/widget/desktop_aura/desktop_native_widget_aura.h
diff --git a/ui/views/widget/desktop_aura/desktop_native_widget_aura.h b/ui/views/widget/desktop_aura/desktop_native_widget_aura.h
index 3b81ddf3bf1588a4869f8d0306676967fb917c89..c12b6ff3ed8b814e6817a82d65395318606e5211 100644
--- a/ui/views/widget/desktop_aura/desktop_native_widget_aura.h
+++ b/ui/views/widget/desktop_aura/desktop_native_widget_aura.h
@@ -307,6 +307,9 @@ class VIEWS_EXPORT DesktopNativeWidgetAura
   // See class documentation for Widget in widget.h for a note about type.
   Widget::InitParams::Type widget_type_;
 
+  // See DesktopWindowTreeHost::ShouldUseDesktopNativeCursorManager().
+  bool use_desktop_native_cursor_manager_ = false;
+
   // The following factory is used for calls to close the NativeWidgetAura
   // instance.
   base::WeakPtrFactory<DesktopNativeWidgetAura> close_widget_factory_;