Add policy for fullscreen mode; disallow fullscreen in public sessions

chrome/common/pref_names.h

 // 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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 
 #include <stddef.h>
@@ skipping 425 matching lines @@
 
 extern const char kDefaultManagedModeFilteringBehavior[];
 
 extern const char kManagedUserCreationAllowed[];
 extern const char kManagedUsers[];
 
 extern const char kMessageCenterDisabledExtensionIds[];
 extern const char kMessageCenterDisabledSystemComponentIds[];
 extern const char kMessageCenterEnabledSyncNotifierIds[];
 
+extern const char kFullscreenAllowed[];
+
 // Local state prefs. Please add Profile prefs above instead.
 extern const char kCertRevocationCheckingEnabled[];
 extern const char kCertRevocationCheckingRequiredLocalAnchors[];
 extern const char kSSLVersionMin[];
 extern const char kSSLVersionMax[];
 extern const char kCipherSuiteBlacklist[];
 extern const char kEnableOriginBoundCerts[];
 extern const char kDisableSSLRecordSplitting[];
 extern const char kEnableUnrestrictedSSL3Fallback[];
 extern const char kEnableMemoryInfo[];
@@ skipping 477 matching lines @@
 extern const char kModuleConflictBubbleShown[];
 
 extern const char kDRMSalt[];
 extern const char kEnableDRM[];
 
 extern const char kWatchdogExtensionActive[];
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_