Make the constructor of a LayoutRect from an IntRect explicit.

Source/core/dom/Node.cpp

Index: Source/core/dom/Node.cpp
diff --git a/Source/core/dom/Node.cpp b/Source/core/dom/Node.cpp
index 9e1a9187cca95226d0ede0a656850cc8bc08e8f9..b82b8e45ac2d638676c354ccb315f6ed1c60d8bd 100644
--- a/Source/core/dom/Node.cpp
+++ b/Source/core/dom/Node.cpp
@@ -611,7 +611,7 @@ LayoutBoxModelObject* Node::layoutBoxModelObject() const
 LayoutRect Node::boundingBox() const
 {
     if (renderer())
-        return renderer()->absoluteBoundingBoxRect();
+        return LayoutRect(renderer()->absoluteBoundingBoxRect());
     return LayoutRect();
 }