New API on java's MediaPlayer to suspend/resume a session.

related-to-bug: 2231576
diff --git a/include/media/mediaplayer.h b/include/media/mediaplayer.h
index 8dc7c8a..7fad1b7 100644
--- a/include/media/mediaplayer.h
+++ b/include/media/mediaplayer.h
@@ -165,6 +165,8 @@
             status_t        invoke(const Parcel& request, Parcel *reply);
             status_t        setMetadataFilter(const Parcel& filter);
             status_t        getMetadata(bool update_only, bool apply_filter, Parcel *metadata);
+            status_t        suspend();
+            status_t        resume();
 private:
             void            clear_l();
             status_t        seekTo_l(int msec);