Clean up

src/main/java/com/owncloud/android/authentication/AccountUtils.java

@@ -322,25 +322,13 @@ public class AccountUtils {
         return serverVersion;
     }
 
-    private static OwnCloudVersion getOwnCloudVersion(Account account) {
-        OwnCloudVersion serverVersion = null;
-        if (account != null) {
-            AccountManager accountMgr = AccountManager.get(MainApp.getAppContext());
-            String serverVersionStr = accountMgr.getUserData(account, Constants.KEY_OC_VERSION);
-            if (serverVersionStr != null) {
-                serverVersion = new OwnCloudVersion(serverVersionStr);
-            }
-        }
-        return serverVersion;
-
-    }
     public static boolean hasSearchUsersSupport(Account account){
-        OwnCloudVersion serverVersion = getOwnCloudVersion(account);
+        OwnCloudVersion serverVersion = getServerVersion(account);
         return (serverVersion != null && serverVersion.isSearchUsersSupported());
     }
 
     public static boolean hasSearchSupport(Account account) {
-        OwnCloudVersion serverVersion = getOwnCloudVersion(account);
+        OwnCloudVersion serverVersion = getServerVersion(account);
         return (serverVersion != null && serverVersion.isSearchSupported());
     }
 }