Treat null dictionary members as missing per WebIDL

third_party/WebKit/Source/bindings/tests/results/core/TestDictionary.h

Index: third_party/WebKit/Source/bindings/tests/results/core/TestDictionary.h
diff --git a/third_party/WebKit/Source/bindings/tests/results/core/TestDictionary.h b/third_party/WebKit/Source/bindings/tests/results/core/TestDictionary.h
index e9075ce058ae546a165c856c3aaa36b32ed22a9b..1055a2e48177cdb72d19237d6089031976924286 100644
--- a/third_party/WebKit/Source/bindings/tests/results/core/TestDictionary.h
+++ b/third_party/WebKit/Source/bindings/tests/results/core/TestDictionary.h
@@ -100,6 +100,10 @@ public:
     const DoubleOrString& otherDoubleOrStringMember() const { return m_otherDoubleOrStringMember; }
     void setOtherDoubleOrStringMember(const DoubleOrString& value) { m_otherDoubleOrStringMember = value; }
 
+    bool hasRequiredElementMember() const { return m_requiredElementMember; }
+    Element* requiredElementMember() const { return m_requiredElementMember; }
+    void setRequiredElementMember(Element* value) { m_requiredElementMember = value; }
+
     bool hasRestrictedDoubleMember() const { return !m_restrictedDoubleMember.isNull(); }
     double restrictedDoubleMember() const { return m_restrictedDoubleMember.get(); }
     void setRestrictedDoubleMember(double value) { m_restrictedDoubleMember = value; }
@@ -183,6 +187,7 @@ private:
     ScriptValue m_objectMember;
     ScriptValue m_objectOrNullMember;
     DoubleOrString m_otherDoubleOrStringMember;
+    Member<Element> m_requiredElementMember;
     Nullable<double> m_restrictedDoubleMember;
     Nullable<bool> m_runtimeMember;
     Nullable<Vector<String>> m_stringArrayMember;