Change RenderObject::style(bool) to accept an enum instead

Source/core/rendering/RenderObject.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 50 matching lines @@
 class RenderBlock;
 class RenderFlowThread;
 class RenderGeometryMap;
 class RenderLayer;
 class RenderLayerModelObject;
 class RenderView;
 class TransformState;
 
 struct PaintInfo;
 
+enum OwnOrFirstLineStyle {
+    OwnStyle,
+    FirstLineStyle,
+};
+
 enum CursorDirective {
     SetCursorBasedOnStyle,
     SetCursor,
     DoNotSetCursor
 };
 
 enum HitTestFilter {
     HitTestAll,
     HitTestSelf,
     HitTestDescendants
@@ skipping 692 matching lines @@
     // the rect that will be painted if this object is passed as the paintingRoot
     LayoutRect paintingRootRect(LayoutRect& topLevelRect);
 
     virtual LayoutUnit minPreferredLogicalWidth() const { return 0; }
     virtual LayoutUnit maxPreferredLogicalWidth() const { return 0; }
 
     RenderStyle* style() const { return m_style.get(); }
 
     /* The two following methods are inlined in RenderObjectInlines.h */
     RenderStyle* firstLineStyle() const;
-    RenderStyle* style(bool firstLine) const;
+    RenderStyle* style(OwnOrFirstLineStyle) const;
 
     inline Color resolveColor(const RenderStyle* styleToUse, int colorProperty) const
     {
         return styleToUse->visitedDependentColor(colorProperty);
     }
 
     inline Color resolveColor(int colorProperty) const
     {
         return style()->visitedDependentColor(colorProperty);
     }
@@ skipping 700 matching lines @@
 void showTree(const WebCore::RenderObject*);
 void showLineTree(const WebCore::RenderObject*);
 void showRenderTree(const WebCore::RenderObject* object1);
 // We don't make object2 an optional parameter so that showRenderTree
 // can be called from gdb easily.
 void showRenderTree(const WebCore::RenderObject* object1, const WebCore::RenderObject* object2);
 
 #endif
 
 #endif // RenderObject_h