fix proc.Done not found in windows (#1026)

core/stat/alert+polyfill.go

@@ -0,0 +1,12 @@
+//go:build !linux
+// +build !linux
+
+package stat
+
+// Report reports given message.
+func Report(string) {
+}
+
+// SetReporter sets the given reporter.
+func SetReporter(func(string)) {
+}