ash: Remove media dependency from ash.

ash/audio/sounds.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/audio/sounds.h"
-
-#include "ash/common/accessibility_delegate.h"
-#include "ash/common/ash_switches.h"
-#include "ash/common/wm_shell.h"
-#include "base/command_line.h"
-
-using media::SoundsManager;
-
-namespace ash {
-
-bool PlaySystemSoundAlways(SoundsManager::SoundKey key) {
-  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kAshDisableSystemSounds))
-    return false;
-  return SoundsManager::Get()->Play(key);
-}
-
-bool PlaySystemSoundIfSpokenFeedback(SoundsManager::SoundKey key) {
-  base::CommandLine* cl = base::CommandLine::ForCurrentProcess();
-  if (cl->HasSwitch(switches::kAshDisableSystemSounds))
-    return false;
-
-  if (cl->HasSwitch(switches::kAshEnableSystemSounds))
-    return SoundsManager::Get()->Play(key);
-
-  if (!WmShell::Get()->GetAccessibilityDelegate()->IsSpokenFeedbackEnabled())
-    return false;
-
-  return SoundsManager::Get()->Play(key);
-}
-
-}  // namespace ash