[SVG] Refactor getIntersectionList() and getEnclosureList()

Source/core/svg/SVGSVGElement.h

Index: Source/core/svg/SVGSVGElement.h
diff --git a/Source/core/svg/SVGSVGElement.h b/Source/core/svg/SVGSVGElement.h
index 235a0bf690ffb0984cae223ff667edab7d7088af..a4f6165565b433eea51de667cfbf8da9eb8b07b6 100644
--- a/Source/core/svg/SVGSVGElement.h
+++ b/Source/core/svg/SVGSVGElement.h
@@ -1,6 +1,7 @@
 /*
  * Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2010 Rob Buis <buis@kde.org>
+ * Copyright (C) 2014 Google, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ -151,12 +152,13 @@ private:
 
     void updateCurrentTranslate();
 
-    enum CollectIntersectionOrEnclosure {
-        CollectIntersectionList,
-        CollectEnclosureList
+    enum CheckIntersectionOrEnclosure {
+        CheckIntersection,
+        CheckEnclosure
     };
 
-    PassRefPtr<NodeList> collectIntersectionOrEnclosureList(const FloatRect&, SVGElement*, CollectIntersectionOrEnclosure) const;
+    bool checkIntersectionOrEnclosure(const SVGElement&, const FloatRect&, CheckIntersectionOrEnclosure) const;
+    PassRefPtr<NodeList> collectIntersectionOrEnclosureList(const FloatRect&, SVGElement*, CheckIntersectionOrEnclosure) const;
 
     RefPtr<SVGAnimatedLength> m_x;
     RefPtr<SVGAnimatedLength> m_y;