diff --git a/media/mtp/MtpResponsePacket.h b/media/mtp/MtpResponsePacket.h
index 592ad4a..29a72ba 100644
--- a/media/mtp/MtpResponsePacket.h
+++ b/media/mtp/MtpResponsePacket.h
@@ -20,6 +20,8 @@
 #include "MtpPacket.h"
 #include "mtp.h"
 
+class IMtpHandle;
+
 namespace android {
 
 class MtpResponsePacket : public MtpPacket {
@@ -29,8 +31,8 @@
     virtual             ~MtpResponsePacket();
 
 #ifdef MTP_DEVICE
-    // write our data to the given file descriptor
-    int                 write(int fd);
+    // write our data to the given usb handle
+    int                 write(IMtpHandle *h);
 #endif
 
 #ifdef MTP_HOST