             SDImageCache.sharedImageCache().clearDisk()
             SDImageCache.sharedImageCache().clearMemory()
             NSNotificationCenter.defaultCenter().postNotificationName(NotificationPrivateDataClearedHistory, object: nil)
+            log.debug("HistoryClearable succeeded: \(success).")
             return Deferred(value: success)
         }
     }

            }
        }

        return succeed()
    }
}

            }
        }

        log.debug("SiteDataClearable succeeded.")
        return succeed()
    }
}
