use fs_type "emmc" instead of "block" for consistency (do not merge)

Change-Id: Iab60665d9c6daef7893896a64b7f319120a5f8ee
diff --git a/bootloader.c b/bootloader.c
index 7da3f4e..b690c55 100644
--- a/bootloader.c
+++ b/bootloader.c
@@ -32,7 +32,7 @@
     Volume* v = volume_for_path("/misc");
     if (strcmp(v->fs_type, "mtd") == 0) {
         return get_bootloader_message_mtd(out, v);
-    } else if (strcmp(v->fs_type, "block") == 0) {
+    } else if (strcmp(v->fs_type, "emmc") == 0) {
         return get_bootloader_message_block(out, v);
     }
     LOGE("unknown misc partition fs_type \"%s\"\n", v->fs_type);
@@ -43,7 +43,7 @@
     Volume* v = volume_for_path("/misc");
     if (strcmp(v->fs_type, "mtd") == 0) {
         return set_bootloader_message_mtd(in, v);
-    } else if (strcmp(v->fs_type, "block") == 0) {
+    } else if (strcmp(v->fs_type, "emmc") == 0) {
         return set_bootloader_message_block(in, v);
     }
     LOGE("unknown misc partition fs_type \"%s\"\n", v->fs_type);