Remove most of DocumentOrderedMap.

sky/engine/core/dom/TreeScope.h

Index: sky/engine/core/dom/TreeScope.h
diff --git a/sky/engine/core/dom/TreeScope.h b/sky/engine/core/dom/TreeScope.h
index 564c5f568c1dc06a3280d6bdd1e8e42101c74db7..de22ffb26515857af3d84e69269859b3c3401d0a 100644
--- a/sky/engine/core/dom/TreeScope.h
+++ b/sky/engine/core/dom/TreeScope.h
@@ -53,9 +53,6 @@ public:
 
     Element* adjustedFocusedElement() const;
     Element* getElementById(const AtomicString&) const;
-    const Vector<RawPtr<Element> >& getAllElementsById(const AtomicString&) const;
-    bool hasElementWithId(const AtomicString& id) const;
-    bool containsMultipleElementsWithId(const AtomicString& id) const;
     void addElementById(const AtomicString& elementId, Element*);
     void removeElementById(const AtomicString& elementId, Element*);
 
@@ -174,17 +171,6 @@ private:
     mutable RefPtr<DOMSelection> m_selection;
 };
 
-inline bool TreeScope::hasElementWithId(const AtomicString& id) const
-{
-    ASSERT(!id.isNull());
-    return m_elementsById && m_elementsById->contains(id);
-}
-
-inline bool TreeScope::containsMultipleElementsWithId(const AtomicString& id) const
-{
-    return m_elementsById && m_elementsById->containsMultiple(id);
-}
-
 DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(TreeScope)
 
 HitTestResult hitTestInDocument(const Document*, int x, int y);