MTP: replace printfs with logcat

Change-Id: I2c30921098e2dc049dc5fc1e0a548ead33c363e0
Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/media/mtp/MtpDebug.h b/media/mtp/MtpDebug.h
index 3cbc209..86f601a 100644
--- a/media/mtp/MtpDebug.h
+++ b/media/mtp/MtpDebug.h
@@ -17,6 +17,9 @@
 #ifndef _MTP_DEBUG_H
 #define _MTP_DEBUG_H
 
+#define LOG_NDEBUG 0
+#include <utils/Log.h>
+
 #include "MtpTypes.h"
 
 namespace android {