Keyboard Lock Host implementation

components/keyboard_lock/keyboard_lock_host_null.cc

Index: components/keyboard_lock/keyboard_lock_host_null.cc
diff --git a/components/keyboard_lock/keyboard_lock_host_null.cc b/components/keyboard_lock/keyboard_lock_host_null.cc
new file mode 100644
index 0000000000000000000000000000000000000000..70804a5c15849c360c10f80a27c0317444f10949
--- /dev/null
+++ b/components/keyboard_lock/keyboard_lock_host_null.cc
@@ -0,0 +1,15 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/keyboard_lock/keyboard_lock_host.h"
+
+namespace keyboard_lock {
+
+// static
+ui::KeyboardCode KeyboardLockHost::NativeKeycodeToKeyboardCode(
+    uint32_t keycode) {
+  return static_cast<ui::KeyboardCode>(keycode);
+}
+
+}  // namespace keyboard_lock