Do not toggle Applist with Search key press when accessibility is enabled.

ash/system/status_area_widget.cc

 // 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.
 
 #include "ash/system/status_area_widget.h"
 
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/shell_window_ids.h"
@@ skipping 97 matching lines @@
   }
 
   virtual bool IsCapsLockOn() const OVERRIDE {
     return caps_lock_enabled_;
   }
 
   virtual void SetCapsLockEnabled(bool enabled) OVERRIDE {
     caps_lock_enabled_ = enabled;
   }
 
-  virtual bool IsInAccessibilityMode() const OVERRIDE {
-    return false;
-  }
-
-  virtual void SetEnableSpokenFeedback(bool enable) OVERRIDE {}
-
   virtual void ShutDown() OVERRIDE {}
 
   virtual void SignOut() OVERRIDE {
     MessageLoop::current()->Quit();
   }
 
   virtual void RequestLockScreen() OVERRIDE {}
 
   virtual void RequestRestart() OVERRIDE {}
 
@@ skipping 240 matching lines @@
 void StatusAreaWidget::HideWebNotificationBubble() {
   DCHECK(web_notification_tray_);
   web_notification_tray_->HideBubble();
   // Show any hidden or suppressed system notifications.
   if (system_tray_)
     system_tray_->SetHideNotifications(false);
 }
 
 }  // namespace internal
 }  // namespace ash