Get rid of the BackingStore rendering path

Now that the widgets view is also using the delegated renderer,
there are no supported configuration that use the BackingStore
rendering path, itself on the way of deprecation in Chromium.

Change-Id: I4ab889f6a7c65e8447c259faf2c7a98b88c1acf5
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 1 insertions, 4 deletions

diff --git a/src/core/render_widget_host_view_qt_delegate.h b/src/core/render_widget_host_view_qt_delegate.h
index ddfa2b3c8..a8515e0e3 100644
--- a/src/core/render_widget_host_view_qt_delegate.h
+++ b/src/core/render_widget_host_view_qt_delegate.h
@@ -63,9 +63,7 @@ class WebContentsAdapterClient;
 class QWEBENGINE_EXPORT RenderWidgetHostViewQtDelegateClient {
 public:
     virtual ~RenderWidgetHostViewQtDelegateClient() { }
-    virtual void paint(QPainter *, const QRectF& boundingRect) = 0;
     virtual QSGNode *updatePaintNode(QSGNode *, QSGRenderContext *) = 0;
-    virtual void fetchBackingStore() = 0;
     virtual void notifyResize() = 0;
     virtual bool forwardEvent(QEvent *) = 0;
     virtual QVariant inputMethodQuery(Qt::InputMethodQuery query) const = 0;
@@ -84,12 +82,11 @@ public:
     virtual void hide() = 0;
     virtual bool isVisible() const = 0;
     virtual QWindow* window() const = 0;
-    virtual void update(const QRect& rect = QRect()) = 0;
+    virtual void update() = 0;
     virtual void updateCursor(const QCursor &) = 0;
     virtual void resize(int width, int height) = 0;
     virtual void move(const QPoint &) = 0;
     virtual void inputMethodStateChanged(bool editorVisible) = 0;
-    virtual bool supportsHardwareAcceleration() const = 0;
     virtual void setTooltip(const QString &) = 0;
 };