[CSS Shapes] shape-outside from image doesn't load properly

Source/core/rendering/RenderBox.cpp

Index: Source/core/rendering/RenderBox.cpp
diff --git a/Source/core/rendering/RenderBox.cpp b/Source/core/rendering/RenderBox.cpp
index 29e40774a237cc6b21d47862cd77cb84fe2c6a60..222c6d9635e93f141fe0233154b8038d77c73a2e 100644
--- a/Source/core/rendering/RenderBox.cpp
+++ b/Source/core/rendering/RenderBox.cpp
@@ -105,11 +105,21 @@ void RenderBox::willBeDestroyed()
 
     RenderBlock::removePercentHeightDescendantIfNeeded(this);
 
-    ShapeOutsideInfo::removeInfo(*this);
+    clearShapeOutside();
 
     RenderBoxModelObject::willBeDestroyed();
 }
 
+void RenderBox::clearShapeOutside()
+{
+    if (const ShapeValue* shapeValue = style() ? style()->shapeOutside() : 0) {
+        if (StyleImage* shapeImage = shapeValue->image())
+            shapeImage->removeClient(this);
+    }
+
+    ShapeOutsideInfo::removeInfo(*this);
+}
+
 void RenderBox::removeFloatingOrPositionedChildFromBlockLists()
 {
     ASSERT(isFloatingOrOutOfFlowPositioned());