Implement elementsFromPoint

Source/core/dom/TreeScope.h

Index: Source/core/dom/TreeScope.h
diff --git a/Source/core/dom/TreeScope.h b/Source/core/dom/TreeScope.h
index 1e5efcf2f1debf28b4631f75cd06cdcb6b9285e5..143ac9b0a79db0c56d78dd031caedaf64898c026 100644
--- a/Source/core/dom/TreeScope.h
+++ b/Source/core/dom/TreeScope.h
@@ -40,6 +40,7 @@ class Element;
 class HTMLLabelElement;
 class HTMLMapElement;
 class HitTestResult;
+class HitTestRequest;
 class IdTargetObserverRegistry;
 class ScopedStyleResolver;
 class Node;
@@ -75,6 +76,7 @@ public:
     HTMLMapElement* getImageMap(const String& url) const;
 
     Element* elementFromPoint(int x, int y) const;
+    Vector<Element*> elementsFromPoint(int x, int y) const;
 
     // For accessibility.
     bool shouldCacheLabelsByForAttribute() const { return m_labelsByForAttribute; }
@@ -206,7 +208,7 @@ inline bool TreeScope::containsMultipleElementsWithId(const AtomicString& id) co
 
 DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(TreeScope)
 
-HitTestResult hitTestInDocument(const Document*, int x, int y);
+HitTestResult hitTestInDocument(const Document*, int x, int y, HitTestRequest);

[Rick Byers, 2015/02/04 10:34:03]

I think most places pass HitTestRequest by const ref instead of making a copy
(although with the current implementation it won't make any difference).

[pdr., 2015/02/17 04:10:13]

Done

 
 } // namespace blink