am 6bcd362e: Handle missing UUID/LABEL from blkid.

* commit '6bcd362edd1f0ad97807276ff7f9f16991df99a4':
  Handle missing UUID/LABEL from blkid.
diff --git a/DirectVolume.h b/DirectVolume.h
index 7be133f..beda7c3 100644
--- a/DirectVolume.h
+++ b/DirectVolume.h
@@ -21,8 +21,6 @@
 
 #include "Volume.h"
 
-#define MAX_PARTS 4
-
 typedef android::List<char *> PathCollection;
 
 class DirectVolume : public Volume {