diff --git a/include/media/MediaMetadataRetrieverInterface.h b/include/media/MediaMetadataRetrieverInterface.h
index ecc3b65..bb6b97b 100644
--- a/include/media/MediaMetadataRetrieverInterface.h
+++ b/include/media/MediaMetadataRetrieverInterface.h
@@ -24,6 +24,8 @@
 
 namespace android {
 
+struct IMediaHTTPService;
+
 // Abstract base class
 class MediaMetadataRetrieverBase : public RefBase
 {
@@ -32,6 +34,7 @@
     virtual             ~MediaMetadataRetrieverBase() {}
 
     virtual status_t    setDataSource(
+            const sp<IMediaHTTPService> &httpService,
             const char *url,
             const KeyedVector<String8, String8> *headers = NULL) = 0;