test/trace_processor/heap_profile_tracker_new_stack.out

"id","type","ts","upid","callsite_id","count","size"
0,"heap_profile_allocation",0,0,0,1,1
1,"heap_profile_allocation",0,0,0,-1,-1
2,"heap_profile_allocation",1,0,0,1,1
3,"heap_profile_allocation",1,0,0,-1,-1