Make LoadKernel() pass back the kernel partition's UniqueGuid.

utility/load_kernel_test.c

Index: utility/load_kernel_test.c
diff --git a/utility/load_kernel_test.c b/utility/load_kernel_test.c
index c391c61cdf9df5af086c9fc807af0852e83c35ba..4ac9330b12282375dd357b12d38604d156a918ba 100644
--- a/utility/load_kernel_test.c
+++ b/utility/load_kernel_test.c
@@ -135,6 +135,25 @@ int main(int argc, char* argv[]) {
     printf("Partition number:   %" PRIu64 "\n", lkp.partition_number);
     printf("Bootloader address: %" PRIu64 "\n", lkp.bootloader_address);
     printf("Bootloader size:    %" PRIu64 "\n", lkp.bootloader_size);
+    printf("Partition guid:     "
+           "%02x%02x%02x%02x-%02x%02x-%02x%02x"
+           "-%02x%02x-%02x%02x%02x%02x%02x%02x\n",
+           lkp.partition_guid[3],
+           lkp.partition_guid[2],
+           lkp.partition_guid[1],
+           lkp.partition_guid[0],
+           lkp.partition_guid[5],
+           lkp.partition_guid[4],
+           lkp.partition_guid[7],
+           lkp.partition_guid[6],
+           lkp.partition_guid[8],
+           lkp.partition_guid[9],
+           lkp.partition_guid[10],
+           lkp.partition_guid[11],
+           lkp.partition_guid[12],
+           lkp.partition_guid[13],
+           lkp.partition_guid[14],
+           lkp.partition_guid[15]);
   }
 
   fclose(image_file);