diff --git a/include/media/MediaPlayerInterface.h b/include/media/MediaPlayerInterface.h
index d6fe390..90211b1 100644
--- a/include/media/MediaPlayerInterface.h
+++ b/include/media/MediaPlayerInterface.h
@@ -36,6 +36,7 @@
 
 namespace android {
 
+class DataSource;
 class Parcel;
 class Surface;
 class IGraphicBufferProducer;
@@ -158,6 +159,10 @@
         return INVALID_OPERATION;
     }
 
+    virtual status_t    setDataSource(const sp<DataSource> &source) {
+        return INVALID_OPERATION;
+    }
+
     // pass the buffered IGraphicBufferProducer to the media player service
     virtual status_t    setVideoSurfaceTexture(
                                 const sp<IGraphicBufferProducer>& bufferProducer) = 0;