Whitespace only text nodes need to be reattached when their siblings are reattached

Source/core/dom/Node.h

Index: Source/core/dom/Node.h
diff --git a/Source/core/dom/Node.h b/Source/core/dom/Node.h
index 1fe0467f9e3dfae905f5854fa1b554ba67bbd627..cd42ccf628aeafbb40c5d2091e920e8ed5e5ec0c 100644
--- a/Source/core/dom/Node.h
+++ b/Source/core/dom/Node.h
@@ -559,6 +559,8 @@ public:
     void reattach(const AttachContext& = AttachContext());
     void lazyReattachIfAttached();
 
+    void reattachWhitespaceSiblings() const;
+
     // Wrapper for nodes that don't have a renderer, but still cache the style (like HTMLOptionElement).
     RenderStyle* renderStyle() const;
     RenderStyle* parentRenderStyle() const;