wrs-omx-core: code cleanup along with one Queue buffer management support

BZ: 24552

code cleanup along with one Queue buffer management support and remove two Queue
method (from Andy)
Signed-off-by: Weian Chen <weian.chen@intel.com>

Change-Id: I9b2109b45572492209ff4fa096e98c5442c3bfbd
Reviewed-on: http://android.intel.com:8080/36140
Reviewed-by: Chen, Weian <weian.chen@intel.com>
Reviewed-by: Qiu, Junhai <junhai.qiu@intel.com>
Reviewed-by: Ding, Haitao <haitao.ding@intel.com>
Tested-by: Ding, Haitao <haitao.ding@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
4 files changed