mash: Migrate some misc ShelfLayoutManager deps to ash common.

ash/shelf/shelf_bezel_event_filter.h

Index: ash/shelf/shelf_bezel_event_filter.h
diff --git a/ash/shelf/shelf_bezel_event_filter.h b/ash/shelf/shelf_bezel_event_filter.h
deleted file mode 100644
index ff7d14d034512bf54b17b35569edaff4c529507f..0000000000000000000000000000000000000000
--- a/ash/shelf/shelf_bezel_event_filter.h
+++ /dev/null
@@ -1,40 +0,0 @@
-// Copyright 2013 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_SHELF_SHELF_BEZEL_EVENT_FILTER_H_
-#define ASH_SHELF_SHELF_BEZEL_EVENT_FILTER_H_
-
-#include "base/macros.h"
-#include "ui/events/event_handler.h"
-
-namespace gfx {
-class Point;
-class Rect;
-}
-
-namespace ash {
-class ShelfLayoutManager;
-
-// Detects and forwards touch gestures that occur on a bezel sensor to the
-// shelf.
-class ShelfBezelEventFilter : public ui::EventHandler {
- public:
-  explicit ShelfBezelEventFilter(ShelfLayoutManager* shelf_layout_manager);
-  ~ShelfBezelEventFilter() override;
-
-  // Overridden from ui::EventHandler:
-  void OnGestureEvent(ui::GestureEvent* event) override;
-
- private:
-  bool IsShelfOnBezel(const gfx::Rect& screen, const gfx::Point& point) const;
-
-  ShelfLayoutManager* shelf_layout_manager_;
-  bool in_touch_drag_;
-
-  DISALLOW_COPY_AND_ASSIGN(ShelfBezelEventFilter);
-};
-
-}  // namespace ash
-
-#endif  // ASH_SHELF_SHELF_BEZEL_EVENT_FILTER_H_