fix build

Change-Id: I9916113fde67afa04789f451355da215f9b015f7
diff --git a/Android.mk b/Android.mk
index 2ccb9aa..9955d9b 100644
--- a/Android.mk
+++ b/Android.mk
@@ -618,7 +618,7 @@
 		-samplecode $(sample_dir)/BasicSyncAdapter \
  		            samples/BasicSyncAdapter "" \
 		-samplecode $(sample_dir)/StorageClient \
- 		            samples/StorageClient ""
+ 		            samples/StorageClient "" \
 		-samplecode $(sample_dir)/StorageProvider \
  		            samples/StorageProvider ""
 #       -samplecode $(sample_dir)/AndroidBeamDemo \