Revert "Sync wallpaper based on sync themes setting"

chrome/browser/chromeos/extensions/wallpaper_private_api.cc

Index: chrome/browser/chromeos/extensions/wallpaper_private_api.cc
diff --git a/chrome/browser/chromeos/extensions/wallpaper_private_api.cc b/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
index 1c9d20182f8f88a32a7b24451499f41af8859d6d..85270aead73d2ab43d0e2fa4c2469f5839dceac0 100644
--- a/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
+++ b/chrome/browser/chromeos/extensions/wallpaper_private_api.cc
@@ -24,8 +24,6 @@
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h"
 #include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/sync/profile_sync_service.h"
-#include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/grit/generated_resources.h"
@@ -294,17 +292,6 @@ bool WallpaperPrivateGetStringsFunction::RunSync() {
   return true;
 }
 
-bool WallpaperPrivateGetSyncSettingFunction::RunSync() {
-  Profile* profile =  Profile::FromBrowserContext(browser_context());
-  ProfileSyncService* sync =
-      ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile);
-  base::DictionaryValue* dict = new base::DictionaryValue();
-  SetResult(dict);
-  dict->SetBoolean("syncThemes",
-                   sync->GetActiveDataTypes().Has(syncer::THEMES));
-  return true;
-}
-
 WallpaperPrivateSetWallpaperIfExistsFunction::
     WallpaperPrivateSetWallpaperIfExistsFunction() {}