Fixing OAuth1.0a due to changes in grant type for OAuth2.0

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178148 a5903396-d722-0410-b921-86c7d4935375
Fixing OAuth1.0a due to changes in grant type for OAuth2.0

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178149 a5903396-d722-0410-b921-86c7d4935375