Make chrome/browser/chromeos/accessibility compile on Athena with use_ash=0

ash/accelerators/spoken_feedback_toggler.cc

 // Copyright 2014 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/accelerators/spoken_feedback_toggler.h"
 
 #include "ash/accelerators/key_hold_detector.h"
 #include "ash/accessibility_delegate.h"
 #include "ash/shell.h"
 
@@ skipping 25 matching lines @@
 
 bool SpokenFeedbackToggler::IsStartEvent(const ui::KeyEvent* event) const {
   return event->type() == ui::ET_KEY_PRESSED &&
       event->flags() & ui::EF_SHIFT_DOWN;
 }
 
 void SpokenFeedbackToggler::OnKeyHold(const ui::KeyEvent* event) {
   if (!toggled_) {
     toggled_ = true;
     Shell::GetInstance()->accessibility_delegate()->
-        ToggleSpokenFeedback(A11Y_NOTIFICATION_SHOW);
+        ToggleSpokenFeedback(ui::A11Y_NOTIFICATION_SHOW);
   }
 }
 
 void SpokenFeedbackToggler::OnKeyUnhold(const ui::KeyEvent* event) {
   toggled_ = false;
 }
 
 SpokenFeedbackToggler::SpokenFeedbackToggler() : toggled_(false) {}
 
 SpokenFeedbackToggler::~SpokenFeedbackToggler() {}
 
 }  // namespace ash