[libmediaart] extract: Fix Qt5 compilation failure, use QCoreApplication instead of QGui*

[Martyn James Russell <mr src gnome org>]

commit cbf7ec1ce7b37a2f6613e945681a418555043bc8
Author: Martyn Russell <martyn lanedo com>
Date:   Fri Mar 7 09:59:29 2014 +0000

    extract: Fix Qt5 compilation failure, use QCoreApplication instead of QGui*

 libmediaart/extractqt.cpp |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libmediaart/extractqt.cpp b/libmediaart/extractqt.cpp
index 2032600..2dabd04 100644
--- a/libmediaart/extractqt.cpp
+++ b/libmediaart/extractqt.cpp
@@ -43,7 +43,7 @@
 G_BEGIN_DECLS
 
 #ifdef HAVE_QT5
-static QGuiApplication *app = NULL;
+static QCoreApplication *app = NULL;
 #else  /* HAVE_QT4 (we fallback to Qt4) */
 static QApplication *app = NULL;
 #endif /* HAVE_QT5 */
@@ -66,7 +66,7 @@ media_art_plugin_init (gint max_width)
        setenv("QT_QPA_PLATFORM", "minimal", 1);
 #endif /* HAVE_NEMO */
 
-       app = new QGuiApplication (argc, argv);
+       app = new QCoreApplication (argc, argv);
 #else  /* HAVE_QT4 (we fallback to Qt4) */
        app = new QApplication (argc, argv, QApplication::Tty);
 #endif /* HAVE_QT5 */