const runtime.waitReasonDumpingHeap

3 uses

	runtime (current package)
		heapdump.go#L707: 	casGToWaiting(gp.m.curg, _Grunning, waitReasonDumpingHeap)
		runtime2.go#L1226: 	waitReasonDumpingHeap                             // "dumping heap"
		runtime2.go#L1278: 	waitReasonDumpingHeap:           "dumping heap",