Rename MtpCursor to PtpCursor

Change-Id: I8ce257641388b195f3e17995d323355b19355dc1
Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/media/mtp/Android.mk b/media/mtp/Android.mk
index e4e1206..b7e1a2a 100644
--- a/media/mtp/Android.mk
+++ b/media/mtp/Android.mk
@@ -22,7 +22,6 @@
 
 LOCAL_SRC_FILES:=                                       \
                   MtpClient.cpp                         \
-                  MtpCursor.cpp                         \
                   MtpDataPacket.cpp                     \
                   MtpDebug.cpp                          \
                   MtpDevice.cpp                         \
@@ -38,6 +37,7 @@
                   MtpStringBuffer.cpp                   \
                   MtpStorage.cpp                        \
                   MtpUtils.cpp                          \
+                  PtpCursor.cpp                         \
 
 LOCAL_MODULE:= libmtp