Merge back LayoutLayerModelObject into RenderBoxModelObject

Source/web/LinkHighlight.h

Index: Source/web/LinkHighlight.h
diff --git a/Source/web/LinkHighlight.h b/Source/web/LinkHighlight.h
index 6e0c6ec13c53302700ac4ab2bd62441cdce08239..7cb40f076b418b7684564585f30352ce31e86ba5 100644
--- a/Source/web/LinkHighlight.h
+++ b/Source/web/LinkHighlight.h
@@ -41,7 +41,7 @@
 namespace blink {
 
 class Node;
-class LayoutLayerModelObject;
+class RenderBoxModelObject;
 struct WebRect;
 class WebViewImpl;
 
@@ -76,11 +76,11 @@ private:
     void releaseResources();
     void computeQuads(const Node&, WTF::Vector<FloatQuad>&) const;
 
-    void attachLinkHighlightToCompositingLayer(const LayoutLayerModelObject* paintInvalidationContainer);
+    void attachLinkHighlightToCompositingLayer(const RenderBoxModelObject* paintInvalidationContainer);
     void clearGraphicsLayerLinkHighlightPointer();
     // This function computes the highlight path, and returns true if it has changed
     // size since the last call to this function.
-    bool computeHighlightLayerPathAndPosition(const LayoutLayerModelObject*);
+    bool computeHighlightLayerPathAndPosition(const RenderBoxModelObject*);
 
     DisplayItemClient displayItemClient() const { return toDisplayItemClient(this); }