XKB implementation of Ozone key layout.

ui/events/ozone/BUILD.gn

Index: ui/events/ozone/BUILD.gn
diff --git a/ui/events/ozone/BUILD.gn b/ui/events/ozone/BUILD.gn
index 12296b6799f7ad7c6a96e8770c339d727bbe7f0b..08df6fef358eaf9271cc16f30c76c9eba80b8e68 100644
--- a/ui/events/ozone/BUILD.gn
+++ b/ui/events/ozone/BUILD.gn
@@ -133,6 +133,8 @@ component("events_ozone_layout") {
     "layout/keyboard_layout_engine.h",
     "layout/keyboard_layout_engine_manager.cc",
     "layout/keyboard_layout_engine_manager.h",
+    "layout/layout_util.cc",
+    "layout/layout_util.h",
     "layout/no/no_keyboard_layout_engine.cc",
     "layout/no/no_keyboard_layout_engine.h",
     "layout/stub/stub_keyboard_layout_engine.cc",
@@ -144,4 +146,19 @@ component("events_ozone_layout") {
   deps = [
     "//base",
   ]
+
+  if (use_xkbcommon) {
+    sources += [
+      "layout/xkb/xkb.h",
+      "layout/xkb/xkb_evdev_codes.cc",
+      "layout/xkb/xkb_evdev_codes.h",
+      "layout/xkb/xkb_key_code_converter.h",
+      "layout/xkb/xkb_keyboard_code_conversion.cc",
+      "layout/xkb/xkb_keyboard_code_conversion.h",
+      "layout/xkb/xkb_keyboard_layout_engine.cc",
+      "layout/xkb/xkb_keyboard_layout_engine.h",
+      "layout/xkb/xkb_keysym.h",
+      "layout/xkb/scoped_xkb.h",
+    ]
+  }
 }