1 files changed, 10 insertions, 0 deletions
diff --git a/WebCore/rendering/RenderWidget.cpp b/WebCore/rendering/RenderWidget.cpp
index bba14e2..bebe6c8 100644
--- a/WebCore/rendering/RenderWidget.cpp
+++ b/WebCore/rendering/RenderWidget.cpp
@@ -32,6 +32,10 @@
 #include "RenderView.h"
 #include "RenderWidgetProtector.h"
 
+#if USE(ACCELERATED_COMPOSITING)
+#include "RenderLayerBacking.h"
+#endif
+
 using namespace std;
 
 namespace WebCore {
@@ -171,6 +175,12 @@ bool RenderWidget::setWidgetGeometry(const IntRect& frame)
     RenderWidgetProtector protector(this);
     RefPtr<Node> protectedNode(node());
     m_widget->setFrameRect(frame);
+    
+#if USE(ACCELERATED_COMPOSITING)
+    if (hasLayer() && layer()->isComposited())
+        layer()->backing()->updateAfterWidgetResize();
+#endif
+    
     return boundsChanged;
 }