Delete AuthorStyleInfo and move its data into ComputedStyle.RareNonInheritedData.

Source/core/css/resolver/StyleResolver.h

Index: Source/core/css/resolver/StyleResolver.h
diff --git a/Source/core/css/resolver/StyleResolver.h b/Source/core/css/resolver/StyleResolver.h
index 6cb1ba1ec74123717e4789a8ade6057da6af3905..62215905c9ecef46f0f1b6a492c835c85fa753c9 100644
--- a/Source/core/css/resolver/StyleResolver.h
+++ b/Source/core/css/resolver/StyleResolver.h
@@ -36,7 +36,6 @@
 #include "core/css/resolver/StyleResolverStats.h"
 #include "core/css/resolver/StyleResourceLoader.h"
 #include "core/dom/DocumentOrderedList.h"
-#include "core/style/AuthorStyleInfo.h"
 #include "core/style/CachedUAStyle.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Deque.h"
@@ -191,8 +190,6 @@ private:
     // FIXME: This should probably go away, folded into FontBuilder.
     void updateFont(StyleResolverState&);
 
-    static AuthorStyleInfo authorStyleInfo(StyleResolverState&);
-
     void loadPendingResources(StyleResolverState&);
     void adjustComputedStyle(StyleResolverState&, Element*);
 
@@ -223,6 +220,8 @@ private:
     void applyAllProperty(StyleResolverState&, CSSValue*, bool inheritedOnly);
 
     bool pseudoStyleForElementInternal(Element&, const PseudoStyleRequest&, const ComputedStyle* parentStyle, StyleResolverState&);
+    bool hasAuthorBackground(const StyleResolverState&);
+    bool hasAuthorBorder(const StyleResolverState&);
 
     PassRefPtrWillBeRawPtr<PseudoElement> createPseudoElement(Element* parent, PseudoId);