Fixed wxMemoryOutputStream (it wasn't working at all)

Fixed wxStreamBuffer to support features of wxMemoryOutputStream
wxMMedia2 updates (various fixes)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4406 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/wxMMedia2/lib/sndbase.h

@@ -119,9 +119,6 @@ class wxSoundStream {
   char *m_cdata[2];
 
  protected:
-  // Do the async stuff.
-  void DoAsyncStuff(int evt);
-
   // Handles event
   virtual void OnSoundEvent(int evt);
 };