Make accelerators not to work when the keyboard overlay is shown.

ash/wm/partial_screenshot_event_filter.h

Index: ash/wm/partial_screenshot_event_filter.h
diff --git a/ash/wm/partial_screenshot_event_filter.h b/ash/wm/partial_screenshot_event_filter.h
deleted file mode 100644
index 730c262ca25c9db3fcb6a3efc1d6fb06bec5e27a..0000000000000000000000000000000000000000
--- a/ash/wm/partial_screenshot_event_filter.h
+++ /dev/null
@@ -1,65 +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_PARTIAL_SCREENSHOT_EVENT_FILTER_H_
-#define ASH_WM_PARTIAL_SCREENSHOT_EVENT_FILTER_H_
-
-#include "ash/shell_observer.h"
-#include "base/compiler_specific.h"
-#include "ui/aura/event.h"
-#include "ui/aura/event_filter.h"
-
-namespace ash {
-class PartialScreenshotView;
-
-namespace internal {
-
-// EventFilter for the partial screenshot UI.  It does nothing
-// for the first time, but works when |Activate()| is called.  The
-// main task of this event filter is just to stop propagation of any
-// key events during activation, and also signal cancellation when Esc is
-// pressed.
-class PartialScreenshotEventFilter : public aura::EventFilter,
-                                     public ShellObserver {
- public:
-  PartialScreenshotEventFilter();
-  virtual ~PartialScreenshotEventFilter();
-
-  // Start the filtering of events.  It also notifies the specified
-  // |view| when a key event means cancel (like Esc).  It holds the
-  // pointer to the specified |view| until Deactivate() is called, but
-  // does not take ownership.
-  void Activate(PartialScreenshotView* view);
-
-  // End the filtering of events.
-  void Deactivate();
-
-  // Cancels the partial screenshot UI.  Do nothing if it's not activated.
-  void Cancel();
-
-  // aura::EventFilter overrides:
-  virtual bool PreHandleKeyEvent(
-      aura::Window* target, aura::KeyEvent* event) OVERRIDE;
-  virtual bool PreHandleMouseEvent(
-      aura::Window* target, aura::MouseEvent* event) OVERRIDE;
-  virtual ui::TouchStatus PreHandleTouchEvent(
-      aura::Window* target, aura::TouchEvent* event) OVERRIDE;
-  virtual ui::GestureStatus PreHandleGestureEvent(
-      aura::Window* target, aura::GestureEvent* event) OVERRIDE;
-
-  // ShellObserver overrides:
-  virtual void OnLoginStateChanged(user::LoginStatus status) OVERRIDE;
-  virtual void OnAppTerminating() OVERRIDE;
-  virtual void OnLockStateChanged(bool locked) OVERRIDE;
-
- private:
-  PartialScreenshotView* view_;
-
-  DISALLOW_COPY_AND_ASSIGN(PartialScreenshotEventFilter);
-};
-
-}  // namespace internal
-}  // namespace ash
-
-#endif  // ASH_WM_PARTIAL_SCREENSHOT_EVENT_FILTER_H_