Implement pref policy for disabling incognito mode.

chrome/common/pref_names.cc

 // Copyright (c) 2011 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 116 matching lines @@
 
 // OBSOLETE.  Boolean that is true if the form AutoFill is on (will record
 // values entered in text inputs in forms and shows them in a popup when user
 // type in a text input with the same name later on).  This has been superseded
 // by kAutoFillEnabled.
 const char kFormAutofillEnabled[] = "profile.form_autofill_enabled";
 
 // Boolean that is true when SafeBrowsing is enabled.
 const char kSafeBrowsingEnabled[] = "safebrowsing.enabled";
 
+// Boolean that is true when Incognito support is enabled.
+const char kIncognitoEnabled[] = "incognito.enabled";
+
 // Boolean that is true when SafeBrowsing Malware Report is enabled.
 const char kSafeBrowsingReportingEnabled[] =
     "safebrowsing.reporting_enabled";
 
 // Boolean that is true when Suggest support is enabled.
 const char kSearchSuggestEnabled[] = "search.suggest_enabled";
 
 // OBSOLETE.  Enum that specifies whether to enforce a third-party cookie
 // blocking policy.  This has been superseded by kDefaultContentSettings +
 // kBlockThirdPartyCookies.
@@ skipping 1042 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