Use GST_MESSAGE_TYPE macro to access the message type
Use GST_MESSAGE_TYPE macro to access the message type

Change-Id: Ia7de0806760e351b80d95266ba5bfc7e03eff0d2

KurentoLegacy/gst-kurento-plugins,shelsonjava/kms-core,TribeMedia/kms-core,shelsonjava/kms-core,KurentoLegacy/gst-kurento-plugins,ESTOS/kms-core,TribeMedia/kms-core,KurentoLegacy/gst-kurento-plugins,TribeMedia/kms-core,KurentoLegacy/gst-kurento-plugins,Kurento/kms-core,Kurento/kms-core,Kurento/kms-core,shelsonjava/kms-core,ESTOS/kms-core,shelsonjava/kms-core,TribeMedia/kms-core,ESTOS/kms-core,ESTOS/kms-core,Kurento/kms-core