omx: add asString for new enumerations and fix some issues am: 1b9c8069f4
am: 730cd51231

* commit '730cd5123131877be45ef4182e8f80b310e29630':
  omx: add asString for new enumerations and fix some issues

Change-Id: Ic3a7e6a128e184fd9e66891eb5b963eee27ea369