function checkPreconditions(oChangeHandlerEntry) {
		if (!oChangeHandlerEntry.changeHandler) {
			Log.error("sap.ui.fl.registry.ChangeRegistryStorage: changeHandler required");
			return false;
		}
		return true;
	}
Storage of all registered change handlers.

@alias sap.ui.fl.registry.ChangeHandlerStorage

@author SAP SE
@version ${version}
@private
@ui5-restricted sap.ui.fl