[Hotword] Putting preferences under search for hotword service. Putting behind a flag.

chrome/common/pref_names.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 "chrome/common/pref_names.h"
 
 #include "base/basictypes.h"
 #include "chrome/common/pref_font_webkit_names.h"
 
 namespace prefs {
@@ skipping 2072 matching lines @@
 // trigger when using incognito mode.
 const char kHotwordSearchIncognitoEnabled[] =
     "hotword.incognito_search_enabled";
 
 // An integer pref that keeps track of how many times the opt in popup for
 // hotword void search has been shown to the user. After this pref has reached
 // the maximum number of times as defined by the HotwordService, the popup is no
 // longer shown.
 const char kHotwordOptInPopupTimesShown[] = "hotword.opt_in_popup_times_shown";
 
+// A boolean pref that controls whether hotword search voice trigger stops
+// listening after 5 minutes.
+const char kHotwordSearchTimeoutEnabled[] = "hotword.search_timeout_enabled";
+
 #if defined(OS_ANDROID)
 // Boolean that controls the global enabled-state of protected media identifier.
 const char kProtectedMediaIdentifierEnabled[] =
     "protected_media_identifier.enabled";
 #endif
 
 #if defined(OS_CHROMEOS)
 // Dictionary for transient storage of settings that should go into device
 // settings storage before owner has been assigned.
 const char kDeviceSettingsCache[] = "signed_settings_cache";
@@ skipping 519 matching lines @@
 
 // The number of seconds since epoch that the OS password was last changed.
 const char kOsPasswordLastChanged[] =
     "password_manager.os_password_last_changed";
 #endif
 
 // Whether DNS Quick Check is disabled in proxy resolution.
 const char kQuickCheckEnabled[] = "proxy.quick_check_enabled";
 
 }  // namespace prefs