[ozone/wayland] Implement basic keyboard handling support

ui/ozone/platform/wayland/wayland_object.h

Index: ui/ozone/platform/wayland/wayland_object.h
diff --git a/ui/ozone/platform/wayland/wayland_object.h b/ui/ozone/platform/wayland/wayland_object.h
index 8caac246ab451a4b2d885e531a16d451de93fe62..02271e14087e5afec2f532825e55c601b71b6831 100644
--- a/ui/ozone/platform/wayland/wayland_object.h
+++ b/ui/ozone/platform/wayland/wayland_object.h
@@ -11,6 +11,7 @@
 
 struct wl_buffer;
 struct wl_compositor;
+struct wl_keyboard;
 struct wl_output;
 struct wl_pointer;
 struct wl_registry;
@@ -51,6 +52,12 @@ struct ObjectTraits<wl_output> {
 };
 
 template <>
+struct ObjectTraits<wl_keyboard> {
+  static const wl_interface* interface;
+  static void (*deleter)(wl_keyboard*);
+};
+
+template <>
 struct ObjectTraits<wl_pointer> {
   static const wl_interface* interface;
   static void (*deleter)(wl_pointer*);