Move the HccLoader activities into the HipLoader

The HCC runtime is no longer used, so move all the remaining
activities in the HipApi loader and remove the HccLoader.

Change-Id: I845c04ca275a474526840315bae0ad1a4ce02257

inc/roctracer.h

@@ -64,7 +64,8 @@ typedef enum {
   ROCTRACER_STATUS_BAD_DOMAIN = 4,
   ROCTRACER_STATUS_BAD_PARAMETER = 5,
   ROCTRACER_STATUS_HIP_API_ERR = 6,
-  ROCTRACER_STATUS_HCC_OPS_ERR = 7,
+  ROCTRACER_STATUS_HIP_OPS_ERR = 7,
+  ROCTRACER_STATUS_HCC_OPS_ERR = ROCTRACER_STATUS_HIP_OPS_ERR,
   ROCTRACER_STATUS_HSA_ERR = 7,
   ROCTRACER_STATUS_ROCTX_ERR = 8,
 } roctracer_status_t;