Update chromedp to fix console errors (#1521)

vendor/github.com/chromedp/sysutil/sysutil_bsd.go

@@ -0,0 +1,26 @@
+// +build darwin freebsd openbsd netbsd
+
+package sysutil
+
+import (
+	"bytes"
+	"encoding/binary"
+	"syscall"
+	"time"
+)
+
+func init() {
+	// get boot time
+	res, err := syscall.Sysctl("kern.boottime")
+	if err != nil {
+		btime = time.Now()
+		return
+	}
+	// decode
+	var t timeval
+	if err = binary.Read(bytes.NewBuffer([]byte(res)), binary.LittleEndian, &t); err != nil {
+		btime = time.Now()
+		return
+	}
+	btime = time.Unix(int64(t.Sec), int64(t.Usec))
+}