build fix

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@178964 a5903396-d722-0410-b921-86c7d4935375
build fix in metadata api

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@178965 a5903396-d722-0410-b921-86c7d4935375