Sync 3rd party wallpaper app name

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 245 matching lines @@
 extern const char kAttestationExtensionWhitelist[];
 extern const char kTouchHudProjectionEnabled[];
 extern const char kOpenNetworkConfiguration[];
 extern const char kMultiProfileNeverShowIntro[];
 extern const char kMultiProfileWarningShowDismissed[];
 extern const char kMultiProfileUserBehavior[];
 extern const char kFirstRunTutorialShown[];
 extern const char kSAMLOfflineSigninTimeLimit[];
 extern const char kSAMLLastGAIASignInTime[];
 extern const char kTimeOnOobe[];
-extern const char kCurrentWallpaperAppName[];
 extern const char kFileSystemProviderMounted[];
 extern const char kTouchVirtualKeyboardEnabled[];
 extern const char kTouchScreenEnabled[];
 extern const char kTouchPadEnabled[];
 extern const char kWakeOnWifiDarkConnect[];
 extern const char kCaptivePortalAuthenticationIgnoresProxy[];
 extern const char kForceMaximizeOnFirstRun[];
 extern const char kPlatformKeys[];
 extern const char kUnifiedDesktopEnabledByDefault[];
 #endif  // defined(OS_CHROMEOS)
@@ skipping 522 matching lines @@
 #if defined(GOOGLE_CHROME_BUILD)
 extern const char kMediaRouterCloudServicesPrefSet[];
 extern const char kMediaRouterEnableCloudServices[];
 #endif  // defined(GOOGLE_CHROME_BUILD)
 extern const char kMediaRouterFirstRunFlowAcknowledged[];
 #endif
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_