Add code to use new HCC API accelerator_view::dispatch_hsa_kernel.

Disabed by default, can enable with USE_DISPATCH_HSA_KERNEL=1

Change-Id: I7a6ba76f2bada34952ed47f5335ce695fa2faea5

hipamd/include/hip/hcc_detail/hip_hcc.h

@@ -30,6 +30,8 @@ THE SOFTWARE.
 #endif
 
 #define USE_MEMCPYTOSYMBOL
+
+#define USE_DISPATCH_HSA_KERNEL 0
 //