Save/Restore ALSA volume/mute

chrome/common/pref_names.cc

 // Copyright (c) 2010 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 "chrome/common/pref_names.h"
 
 namespace prefs {
 
 // *************** PROFILE PREFS ***************
 // These are attached to the user profile
@@ skipping 242 matching lines @@
 
 #if defined(USE_NSS) || defined(USE_OPENSSL)
 // Prefs for SSLConfigServicePref.  Currently, these are only present on
 // and used by NSS/OpenSSL using OSes.
 const char kCertRevocationCheckingEnabled[] = "ssl.rev_checking.enabled";
 const char kSSL3Enabled[] = "ssl.ssl3.enabled";
 const char kTLS1Enabled[] = "ssl.tls1.enabled";
 #endif
 
 #if defined(OS_CHROMEOS)
+// A boolean pref to initially mute volume if true.
+const char kAudioMute[] = "settings.audio.mute";
+
+// A double pref to set initial volume.
+const char kAudioVolume[] = "settings.audio.volume";
+
 // A boolean pref set to true if TapToClick is being done in browser.
 const char kTapToClickEnabled[] = "settings.touchpad.enable_tap_to_click";
 
 // A integer pref for the touchpad sensitivity.
 const char kTouchpadSensitivity[] = "settings.touchpad.sensitivity2";
 
 // A string pref set to the current input method.
 const char kLanguageCurrentInputMethod[] =
     "settings.language.current_input_method";
 
@@ skipping 890 matching lines @@
 const char kManagedDefaultPluginsSetting[] =
     "profile.managed_default_content_settings.plugins";
 const char kManagedDefaultPopupsSetting[] =
     "profile.managed_default_content_settings.popups";
 
 // Dictionary for storing the set of known background pages (keys are extension
 // IDs of background page owners, value is a boolean that is true if the user
 // needs to acknowledge this page.
 const char kKnownBackgroundPages[] = "background_pages.known";
 }  // namespace prefs