The activity_ is only instantiated if profiling is enabled.
Remove the HIP private global record ID. Instead, use the correlation ID
stored in the hip_api_data_t by the profiler while the last HIP function
is in scope.
For NDRange and Copy commands, store the kernel name and byte size
(respectively) in the record.
General cleanups to improve the code's readability.
Change-Id: I01907484b0d9611eb9440c3a7c4865479dc42289
Laurent Morichetti
4fbae91468