Add our Chrome OS Type GUIDs to the list that gpt recognizes.

show.c

Index: show.c
diff --git a/show.c b/show.c
index eb0f617906ee8978526ee7aa068eb74cde13887c..b2a9d37adef46fadff16129317c9163106ac3144 100644
--- a/show.c
+++ b/show.c
@@ -67,6 +67,9 @@ friendly(uuid_t *t)
 	static uuid_t ufs = GPT_ENT_TYPE_FREEBSD_UFS;
 	static uuid_t vinum = GPT_ENT_TYPE_FREEBSD_VINUM;
 	static uuid_t zfs = GPT_ENT_TYPE_FREEBSD_ZFS;
+	static uuid_t chrome_kernel = GPT_ENT_TYPE_CHROMEOS_KERNEL;
+	static uuid_t chrome_rootfs = GPT_ENT_TYPE_CHROMEOS_ROOTFS;
+	static uuid_t chrome_future = GPT_ENT_TYPE_CHROMEOS_RESERVED;
 	static char buf[80];
 	char *s;
 
@@ -96,6 +99,12 @@ friendly(uuid_t *t)
 		return ("Windows reserved");
 	if (uuid_equal(t, &hfs, NULL))
 		return ("Apple HFS");
+	if (uuid_equal(t, &chrome_kernel, NULL))
+		return ("Chrome OS kernel");
+	if (uuid_equal(t, &chrome_rootfs, NULL))
+		return ("Chrome OS rootfs");
+	if (uuid_equal(t, &chrome_future, NULL))
+		return ("Chrome OS reserved");
 
 unfriendly:
 	uuid_to_string(t, &s, NULL);