Refactoring: Generalize CachedSVGDocument for non-SVG use.

Source/core/accessibility/AccessibilityRenderObject.cpp

 /*
 * Copyright (C) 2008 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 42 matching lines @@
 #include "core/rendering/RenderFileUploadControl.h"
 #include "core/rendering/RenderHTMLCanvas.h"
 #include "core/rendering/RenderImage.h"
 #include "core/rendering/RenderInline.h"
 #include "core/rendering/RenderLayer.h"
 #include "core/rendering/RenderListMarker.h"
 #include "core/rendering/RenderMenuList.h"
 #include "core/rendering/RenderTextControlSingleLine.h"
 #include "core/rendering/RenderTextFragment.h"
 #include "core/rendering/RenderWidget.h"
+#include "core/svg/SVGDocument.h"
 #include "core/svg/SVGSVGElement.h"
 #include "core/svg/graphics/SVGImage.h"
 #include "core/svg/graphics/SVGImageChromeClient.h"
 #include <wtf/StdLibExtras.h>
 #include <wtf/text/StringBuilder.h>
 #include <wtf/unicode/CharacterNames.h>
 
 using namespace std;
 
 namespace WebCore {
@@ skipping 3106 matching lines @@
         if (label && label->renderer()) {
             LayoutRect labelRect = axObjectCache()->getOrCreate(label)->elementRect();
             result.unite(labelRect);
         }
     }
 
     return result;
 }
 
 } // namespace WebCore