Replace AudioManager::Init() with InitializeOnAudioThread().

media/audio/linux/audio_manager_linux.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 "media/audio/linux/audio_manager_linux.h"
 
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/logging.h"
 #include "base/nix/xdg_util.h"
@@ skipping 41 matching lines @@
   return HasAnyAlsaAudioDevice(kStreamPlayback);
 }
 
 bool AudioManagerLinux::HasAudioInputDevices() {
   if (UseCras())
     return true;
 
   return HasAnyAlsaAudioDevice(kStreamCapture);
 }
 
-AudioManagerLinux::AudioManagerLinux() {
+AudioManagerLinux::AudioManagerLinux()
+    : wrapper_(new AlsaWrapper()) {
   SetMaxOutputStreamsAllowed(kMaxOutputStreams);
 }
 
 AudioManagerLinux::~AudioManagerLinux() {
   Shutdown();
 }
 
-void AudioManagerLinux::Init() {
-  AudioManagerBase::Init();
-  wrapper_.reset(new AlsaWrapper());
-}
-
 bool AudioManagerLinux::CanShowAudioInputSettings() {
   scoped_ptr<base::Environment> env(base::Environment::Create());
 
   switch (base::nix::GetDesktopEnvironment(env.get())) {
     case base::nix::DESKTOP_ENVIRONMENT_GNOME:
     case base::nix::DESKTOP_ENVIRONMENT_KDE3:
     case base::nix::DESKTOP_ENVIRONMENT_KDE4:
       return true;
     case base::nix::DESKTOP_ENVIRONMENT_OTHER:
     case base::nix::DESKTOP_ENVIRONMENT_UNITY:
@@ skipping 275 matching lines @@
     sample_rate = input_params.sample_rate();
 
   // TODO(dalecurtis): This should include bits per channel and channel layout
   // eventually.
   return AudioParameters(
       AudioParameters::AUDIO_PCM_LOW_LATENCY, input_params.channel_layout(),
       sample_rate, 16, buffer_size);
 }
 
 }  // namespace media