Add a new JDWP packet to allow control of OpenGL tracing. Change-Id: Ic89e2f6299238a612df2f914581049f2cbba088c
Some classes that handle DDM traffic. It's not necessary to put all DDM-related code in this package; this just has the essentials. Subclass org.apache.harmony.dalvik.ddmc.ChunkHandler and add a new registration call in DdmRegister.java.