Header "Closure" was removed in a previous commit (because Closure is not meant to be public API). Fix CMakeLists.txt.
Header "Closure" was removed in a previous commit (because Closure is not meant to be public API). Fix CMakeLists.txt.

knuesel/qt-gstreamer,detrout/qt-gstreamer,freedesktop-unofficial-mirror/gstreamer__qt-gstreamer,ylatuya/qt-gstreamer,knuesel/qt-gstreamer,iperry/qt-gstreamer,tswindell/qt-gstreamer,knuesel/qt-gstreamer,freedesktop-unofficial-mirror/gstreamer__qt-gstreamer,iperry/qt-gstreamer,ylatuya/qt-gstreamer,tswindell/qt-gstreamer,dejunk/gstreamer,dejunk/gstreamer,shadeslayer/qtgstreamer,cyndis/qtgstreamer,shadeslayer/qtgstreamer,GStreamer/qt-gstreamer,detrout/qt-gstreamer,dejunk/gstreamer,cyndis/qtgstreamer,cyndis/qtgstreamer,ylatuya/qt-gstreamer,iperry/qt-gstreamer,nasserGanjali/QtGStreamer,shadeslayer/qtgstreamer,GStreamer/qt-gstreamer,tswindell/qt-gstreamer,nasserGanjali/QtGStreamer,comicfans/libqtgstreamer,nasserGanjali/QtGStreamer,detrout/qt-gstreamer,comicfans/libqtgstreamer,freedesktop-unofficial-mirror/gstreamer__qt-gstreamer,GStreamer/qt-gstreamer,comicfans/libqtgstreamer