Partly revert 4ec3554a

mpEvents is freed by other object so using
scoped_ptr lead to crash.

Change-Id: I28c9d322b5ee5da6edf5022da18b42f59b608dec

avmedia/source/viewer/mediawindow_impl.cxx

@@ -510,8 +510,7 @@ void MediaWindowImpl::onURLChanged()
     if( !mpChildWindow )
         return;
     mpChildWindow->SetHelpId( HID_AVMEDIA_PLAYERWINDOW );
-    mpEvents.reset(new MediaEventListenersImpl( *mpChildWindow.get() ) );
-    mxEventsIf.set( static_cast< ::cppu::OWeakObject* >( mpEvents.get() ) );
+    mxEventsIf.set( static_cast< ::cppu::OWeakObject* >( mpEvents = new MediaEventListenersImpl( *mpChildWindow.get() ) ) );
 
     if( mxPlayer.is() )
     {

avmedia/source/viewer/mediawindow_impl.hxx

@@ -171,7 +171,7 @@ namespace avmedia
             MediaWindow*                                                                mpMediaWindow;
 
             ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >   mxEventsIf;
-            boost::scoped_ptr<MediaEventListenersImpl>                             mpEvents;
+            MediaEventListenersImpl*                                                mpEvents;
             bool                                                                    mbEventTransparent;
             boost::scoped_ptr<MediaChildWindow>                                     mpChildWindow;
             MediaWindowControl*                                                     mpMediaWindowControl;