Keyboard Lock Host implementation

components/keyboard_lock/key_hook_share_wrapper.h

Index: components/keyboard_lock/key_hook_share_wrapper.h
diff --git a/components/keyboard_lock/key_hook_share_wrapper.h b/components/keyboard_lock/key_hook_share_wrapper.h
new file mode 100644
index 0000000000000000000000000000000000000000..b7538c7921ccdc86f440f461bb48e0710a7e49e7
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+++ b/components/keyboard_lock/key_hook_share_wrapper.h
@@ -0,0 +1,29 @@
+// 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.
+
+#ifndef COMPONENTS_KEYBOARD_LOCK_KEY_HOOK_SHARE_WRAPPER_H_
+#define COMPONENTS_KEYBOARD_LOCK_KEY_HOOK_SHARE_WRAPPER_H_
+
+#include "components/keyboard_lock/key_hook.h"
+
+namespace keyboard_lock {
+
+class KeyHookShareWrapper final : public KeyHook {
+ public:
+  KeyHookShareWrapper(KeyHook* key_hook);
+  ~KeyHookShareWrapper() override;
+
+ private:
+  // KeyHook implementations
+  void RegisterKey(const std::vector<ui::KeyboardCode>& codes,
+                   base::Callback<void(bool)> on_result) override;
+  void UnregisterKey(const std::vector<ui::KeyboardCode>& codes,
+                     base::Callback<void(bool)> on_result) override;
+
+  KeyHook* const key_hook_;
+};
+
+}  // namespace keyboard_lock
+
+#endif  // COMPONENTS_KEYBOARD_LOCK_KEY_HOOK_SHARE_WRAPPER_H_