ImageViewer: Replace own play/pause icons with those from core

Change-Id: If12eec9940bed026a65196801d064f59c228b4bc
Reviewed-by: Alessandro Portale <alessandro.portale@theqtcompany.com>

src/plugins/imageviewer/imageviewer.cpp

@@ -253,10 +253,10 @@ void ImageViewer::updatePauseAction()
     if (isMovie) {
         if (d->file->isPaused()) {
             d->ui_toolbar.toolButtonPlayPause->setToolTipBase(tr("Play Animation"));
-            d->ui_toolbar.toolButtonPlayPause->setIcon(QPixmap(QLatin1String(":/imageviewer/images/play-small.png")));
+            d->ui_toolbar.toolButtonPlayPause->setIcon(Core::Icons::RUN_SMALL.pixmap());
         } else {
             d->ui_toolbar.toolButtonPlayPause->setToolTipBase(tr("Pause Animation"));
-            d->ui_toolbar.toolButtonPlayPause->setIcon(QPixmap(QLatin1String(":/imageviewer/images/pause-small.png")));
+            d->ui_toolbar.toolButtonPlayPause->setIcon(Core::Icons::INTERRUPT_SMALL.pixmap());
         }
     }
 }

src/plugins/imageviewer/imageviewer.qrc

@@ -3,8 +3,6 @@
         <file>images/outline.png</file>
         <file>images/originalsize.png</file>
         <file>images/background.png</file>
-        <file>images/pause-small.png</file>
-        <file>images/play-small.png</file>
         <file>ImageViewer.mimetypes.xml</file>
     </qresource>
 </RCC>