stop the audio playbacks when closing the current document, not just once when exiting

svn path=/trunk/KDE/kdegraphics/okular/; revision=797093

core/document.cpp

@@ -1206,9 +1206,6 @@ Document::Document( QWidget *widget )
 
 Document::~Document()
 {
-    // stop any audio playback
-    AudioPlayer::instance()->stopPlaybacks();
-
     // delete generator, pages, and related stuff
     closeDocument();
 
@@ -1493,6 +1490,9 @@ void Document::closeDocument()
         d->m_fontThread = 0;
     }
 
+    // stop any audio playback
+    AudioPlayer::instance()->stopPlaybacks();
+
     // close the current document and save document info if a document is still opened
     if ( d->m_generator && d->m_pagesVector.size() > 0 )
     {