QWaylandShmBackingStore: Split buffer preparation into dedicated method

Drop "resize(QRect)" since it is ambiguous with the resize coming from
QPlatformBackingStore.

This allows to ensure a back buffer from multiple places, such as the
upcoming "scroll" support.

Change-Id: I43a5ece2d0e25e64b41335ba59b2b8c4ffcfff74
Reviewed-by: David Edmundson <davidedmundson@kde.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/src/client/qwaylandshmbackingstore_p.h b/src/client/qwaylandshmbackingstore_p.h
index 8c7b83dbb..788893360 100644
--- a/src/client/qwaylandshmbackingstore_p.h
+++ b/src/client/qwaylandshmbackingstore_p.h
@@ -61,7 +61,6 @@ public:
     QPaintDevice *paintDevice() override;
     void flush(QWindow *window, const QRegion &region, const QPoint &offset) override;
     void resize(const QSize &size, const QRegion &staticContents) override;
-    void resize(const QSize &size);
     void beginPaint(const QRegion &region) override;
     void endPaint() override;
 
@@ -70,7 +69,7 @@ public:
     QMargins windowDecorationMargins() const;
     QImage *entireSurface() const;
     QImage *contentSurface() const;
-    void ensureSize();
+    void ensureBackBuffer();
 
     QWaylandWindow *waylandWindow() const;
     void iterateBuffer();