Modified OverviewMode's LabelButton bounds to cover the entire item.

ash/wm/overview/overview_window_targeter.h

-// Copyright 2015 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_WM_OVERVIEW_OVERVIEW_WINDOW_TARGETER_H_
-#define ASH_WM_OVERVIEW_OVERVIEW_WINDOW_TARGETER_H_
-
-#include "ui/aura/window_targeter.h"
-#include "ui/gfx/geometry/rect.h"
-
-namespace ash {
-
-// A targeter for the windows in the overview. Avoids propagating events to
-// window children and uses the WindowSelectorItem bounds to check for hits.
-class OverviewWindowTargeter : public aura::WindowTargeter {
- public:
-  explicit OverviewWindowTargeter(aura::Window* target);
-
-  ~OverviewWindowTargeter() override;
-
-  // Sets the targetable bounds.
-  void set_bounds(const gfx::Rect& bounds) { bounds_ = bounds; }
-
-  // ui::EventTargeter:
-  ui::EventTarget* FindTargetForLocatedEvent(ui::EventTarget* target,
-                                             ui::LocatedEvent* event) override;
-
- protected:
-  // ui::EventTargeter:
-  bool EventLocationInsideBounds(ui::EventTarget* target,
-                                 const ui::LocatedEvent& event) const override;
-
- private:
-  // Bounds used to check for event hits in the root window coordinates.
-  gfx::Rect bounds_;
-
-  // Target to which events are redirected.
-  aura::Window* target_;
-
-  DISALLOW_COPY_AND_ASSIGN(OverviewWindowTargeter);
-};
-
-}  // namespace ash
-
-#endif  // ASH_WM_OVERVIEW_OVERVIEW_WINDOW_TARGETER_H_