mash: Migrate some misc ShelfLayoutManager deps to ash common.

ash/shelf/shelf_bezel_event_filter.cc

Index: ash/shelf/shelf_bezel_event_filter.cc
diff --git a/ash/shelf/shelf_bezel_event_filter.cc b/ash/shelf/shelf_bezel_event_filter.cc
deleted file mode 100644
index 224180c7813851e7b49cbe43065fcd1d5ed86f89..0000000000000000000000000000000000000000
--- a/ash/shelf/shelf_bezel_event_filter.cc
+++ /dev/null
@@ -1,62 +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.
-
-#include "ash/shelf/shelf_bezel_event_filter.h"
-
-#include "ash/shelf/shelf_layout_manager.h"
-#include "ash/shell.h"
-#include "ui/aura/window.h"
-#include "ui/display/display.h"
-#include "ui/display/screen.h"
-#include "ui/gfx/geometry/point.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/wm/core/coordinate_conversion.h"
-
-namespace ash {
-
-ShelfBezelEventFilter::ShelfBezelEventFilter(
-    ShelfLayoutManager* shelf_layout_manager)
-    : shelf_layout_manager_(shelf_layout_manager), in_touch_drag_(false) {
-  Shell::GetInstance()->AddPreTargetHandler(this);
-}
-
-ShelfBezelEventFilter::~ShelfBezelEventFilter() {
-  Shell::GetInstance()->RemovePreTargetHandler(this);
-}
-
-void ShelfBezelEventFilter::OnGestureEvent(ui::GestureEvent* event) {
-  gfx::Point point_in_screen(event->location());
-  aura::Window* target = static_cast<aura::Window*>(event->target());
-  ::wm::ConvertPointToScreen(target, &point_in_screen);
-  gfx::Rect screen = display::Screen::GetScreen()
-                         ->GetDisplayNearestPoint(point_in_screen)
-                         .bounds();
-  if ((!screen.Contains(point_in_screen) &&
-       IsShelfOnBezel(screen, point_in_screen)) ||
-      in_touch_drag_) {
-    if (shelf_layout_manager_->ProcessGestureEvent(*event)) {
-      switch (event->type()) {
-        case ui::ET_GESTURE_SCROLL_BEGIN:
-          in_touch_drag_ = true;
-          break;
-        case ui::ET_GESTURE_SCROLL_END:
-        case ui::ET_SCROLL_FLING_START:
-          in_touch_drag_ = false;
-          break;
-        default:
-          break;
-      }
-      event->StopPropagation();
-    }
-  }
-}
-
-bool ShelfBezelEventFilter::IsShelfOnBezel(const gfx::Rect& screen,
-                                           const gfx::Point& point) const {
-  return shelf_layout_manager_->SelectValueForShelfAlignment(
-      point.y() >= screen.bottom(), point.x() <= screen.x(),
-      point.x() >= screen.right());
-}
-
-}  // namespace ash