all: less QScopedPointer

Change-Id: I536bdb4d4f0c10fa858560f3c160fc0fff8da9b2
Reviewed-on: http://codereview.qt-project.org/5116
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/imageviewer/imageviewer.cpp

@@ -109,6 +109,7 @@ ImageViewer::~ImageViewer()
 {
     delete d->imageView;
     delete d->toolbar;
+    delete d;
 }
 
 bool ImageViewer::createNew(const QString &contents)