Make ToplevelWindowEventFilter and WorkspaceEventFilter into event handlers.

ash/wm/toplevel_window_event_filter.h

Index: ash/wm/toplevel_window_event_filter.h
===================================================================
--- ash/wm/toplevel_window_event_filter.h	(revision 155914)
+++ ash/wm/toplevel_window_event_filter.h	(working copy)
@@ -1,106 +0,0 @@
-// Copyright (c) 2012 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_TOPLEVEL_WINDOW_EVENT_FILTER_H_
-#define ASH_WM_TOPLEVEL_WINDOW_EVENT_FILTER_H_
-
-#include <set>
-
-#include "ash/ash_export.h"
-#include "base/callback.h"
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "ui/aura/client/window_move_client.h"
-#include "ui/aura/event_filter.h"
-#include "ui/gfx/point.h"
-#include "ui/gfx/rect.h"
-
-namespace aura {
-class Window;
-}
-
-namespace ui {
-class LocatedEvent;
-}
-
-namespace ash {
-
-class WindowResizer;
-
-class ASH_EXPORT ToplevelWindowEventFilter
-    : public aura::EventFilter,
-      public aura::client::WindowMoveClient {
- public:
-  explicit ToplevelWindowEventFilter(aura::Window* owner);
-  virtual ~ToplevelWindowEventFilter();
-
-  // Overridden from aura::EventFilter:
-  virtual bool PreHandleKeyEvent(aura::Window* target,
-                                 ui::KeyEvent* event) OVERRIDE;
-  virtual bool PreHandleMouseEvent(aura::Window* target,
-                                   ui::MouseEvent* event) OVERRIDE;
-  virtual ui::TouchStatus PreHandleTouchEvent(
-      aura::Window* target,
-      ui::TouchEvent* event) OVERRIDE;
-  virtual ui::EventResult PreHandleGestureEvent(
-      aura::Window* target,
-      ui::GestureEvent* event) OVERRIDE;
-
-  // Overridden form aura::client::WindowMoveClient:
-  virtual void RunMoveLoop(aura::Window* source,
-                           const gfx::Point& drag_offset) OVERRIDE;
-  virtual void EndMoveLoop() OVERRIDE;
-
- protected:
-  // Creates a new WindowResizer.
-  virtual WindowResizer* CreateWindowResizer(aura::Window* window,
-                                             const gfx::Point& point_in_parent,
-                                             int window_component);
-
- private:
-  class ScopedWindowResizer;
-
-  enum DragCompletionStatus {
-    DRAG_COMPLETE,
-    DRAG_REVERT
-  };
-
-  void CreateScopedWindowResizer(aura::Window* window,
-                                 const gfx::Point& point_in_parent,
-                                 int window_component);
-
-  // Finishes the drag.
-  void CompleteDrag(DragCompletionStatus status, int event_flags);
-
-  // Called during a drag to resize/position the window.
-  // The return value is returned by OnMouseEvent() above.
-  bool HandleDrag(aura::Window* target, ui::LocatedEvent* event);
-
-  // Called during mouse moves to update window resize shadows.
-  // Return value is returned by OnMouseEvent() above.
-  bool HandleMouseMoved(aura::Window* target, ui::LocatedEvent* event);
-
-  // Called for mouse exits to hide window resize shadows.
-  // Return value is returned by OnMouseEvent() above.
-  bool HandleMouseExited(aura::Window* target, ui::LocatedEvent* event);
-
-  // Invoked from ScopedWindowResizer if the window is destroyed.
-  void ResizerWindowDestroyed();
-
-  // Are we running a nested message loop from RunMoveLoop().
-  bool in_move_loop_;
-
-  // Is a gesture-resize in progress?
-  bool in_gesture_resize_;
-
-  scoped_ptr<ScopedWindowResizer> window_resizer_;
-
-  base::Closure quit_closure_;
-
-  DISALLOW_COPY_AND_ASSIGN(ToplevelWindowEventFilter);
-};
-
-}  // namespace aura
-
-#endif  // ASH_WM_TOPLEVEL_WINDOW_EVENT_FILTER_H_