chromeos: Move files in //ash/common to //ash, part 2

ash/common/key_event_watcher.h

Index: ash/common/key_event_watcher.h
diff --git a/ash/common/key_event_watcher.h b/ash/common/key_event_watcher.h
deleted file mode 100644
index 80b649ff8fed31bf331e6b2f500491438d09262f..0000000000000000000000000000000000000000
--- a/ash/common/key_event_watcher.h
+++ /dev/null
@@ -1,49 +0,0 @@
-// Copyright 2016 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 ASH_COMMON_KEY_EVENT_WATCHER_H_
-#define ASH_COMMON_KEY_EVENT_WATCHER_H_
-
-#include <map>
-
-#include "ash/ash_export.h"
-#include "base/callback.h"
-#include "base/macros.h"
-#include "ui/base/accelerators/accelerator.h"
-
-namespace ui {
-class KeyEvent;
-}
-
-namespace ash {
-
-// This class watches the key event given in the form of accelerator
-// and calls the registered callback.
-class ASH_EXPORT KeyEventWatcher {
- public:
-  using KeyEventCallback = base::Callback<void(const ui::KeyEvent&)>;
-
-  KeyEventWatcher();
-  virtual ~KeyEventWatcher();
-
-  // Add a callback that is called when the accelerator |accel| is
-  // matched. The key event will be consumed if a matching accelerator
-  // is found.
-  void AddKeyEventCallback(const ui::Accelerator& accel,
-                           const KeyEventCallback& callback);
-
- protected:
-  // Finds and calls the registered callback whose accelerator matches
-  // the |event|. Returns false if no accelerator is matched.
-  bool HandleKeyEvent(const ui::KeyEvent& event);
-
- private:
-  std::map<ui::Accelerator, KeyEventCallback> callback_map_;
-
-  DISALLOW_COPY_AND_ASSIGN(KeyEventWatcher);
-};
-
-}  // namespace ash
-
-#endif  // ASH_COMMON_KEY_EVENT_WATCHER_H_