Update vendor files to point to kubernetes-1.12.0-beta.1

vendor/k8s.io/apimachinery/pkg/util/duration/duration.go

@@ -41,3 +41,49 @@ func ShortHumanDuration(d time.Duration) string {
 	}
 	return fmt.Sprintf("%dy", int(d.Hours()/24/365))
 }
+
+// HumanDuration returns a succint representation of the provided duration
+// with limited precision for consumption by humans. It provides ~2-3 significant
+// figures of duration.
+func HumanDuration(d time.Duration) string {
+	// Allow deviation no more than 2 seconds(excluded) to tolerate machine time
+	// inconsistence, it can be considered as almost now.
+	if seconds := int(d.Seconds()); seconds < -1 {
+		return fmt.Sprintf("<invalid>")
+	} else if seconds < 0 {
+		return fmt.Sprintf("0s")
+	} else if seconds < 60*2 {
+		return fmt.Sprintf("%ds", seconds)
+	}
+	minutes := int(d / time.Minute)
+	if minutes < 10 {
+		s := int(d/time.Second) % 60
+		if s == 0 {
+			return fmt.Sprintf("%dm", minutes)
+		}
+		return fmt.Sprintf("%dm%ds", minutes, s)
+	} else if minutes < 60*3 {
+		return fmt.Sprintf("%dm", minutes)
+	}
+	hours := int(d / time.Hour)
+	if hours < 8 {
+		m := int(d/time.Minute) % 60
+		if m == 0 {
+			return fmt.Sprintf("%dh", hours)
+		}
+		return fmt.Sprintf("%dh%dm", hours, m)
+	} else if hours < 48 {
+		return fmt.Sprintf("%dh", hours)
+	} else if hours < 24*8 {
+		h := hours % 24
+		if h == 0 {
+			return fmt.Sprintf("%dd", hours/24)
+		}
+		return fmt.Sprintf("%dd%dh", hours/24, h)
+	} else if hours < 24*365*2 {
+		return fmt.Sprintf("%dd", hours/24)
+	} else if hours < 24*365*8 {
+		return fmt.Sprintf("%dy%dd", hours/24/365, (hours/24)%365)
+	}
+	return fmt.Sprintf("%dy", int(hours/24/365))
+}