Try to fix the sim build.

Change-Id: I6e94c938263b2fd1931ed60c26af1134ff035455
Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/media/tests/mtp/Android.mk b/media/tests/mtp/Android.mk
index 8cdfb69..a9074ed 100644
--- a/media/tests/mtp/Android.mk
+++ b/media/tests/mtp/Android.mk
@@ -1,5 +1,7 @@
 LOCAL_PATH:= $(call my-dir)
 
+ifneq ($(TARGET_SIMULATOR),true)
+
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES := \
@@ -17,6 +19,8 @@
 
 include $(BUILD_EXECUTABLE)
 
+endif
+
 ifeq ($(HOST_OS),linux)
 
 include $(CLEAR_VARS)