CL for perf tryjob on win

third_party/WebKit/Source/core/dom/Element.h

Index: third_party/WebKit/Source/core/dom/Element.h
diff --git a/third_party/WebKit/Source/core/dom/Element.h b/third_party/WebKit/Source/core/dom/Element.h
index 3226de50f813870b89433d27506dbdecfb13ded2..6237fe39d2e88ba5eeaf7085d3f4f983346d4945 100644
--- a/third_party/WebKit/Source/core/dom/Element.h
+++ b/third_party/WebKit/Source/core/dom/Element.h
@@ -275,6 +275,7 @@ public:
 
     virtual const StylePropertySet* additionalPresentationAttributeStyle() { return nullptr; }
     void invalidateStyleAttribute();
+    void setExtensionAttribution(int extensionWorld);
 
     const StylePropertySet* inlineStyle() const { return elementData() ? elementData()->m_inlineStyle.get() : nullptr; }
 
@@ -549,6 +550,8 @@ public:
     void logAddElementIfIsolatedWorldAndInDocument(const char element[], const QualifiedName& attr1, const QualifiedName& attr2, const QualifiedName& attr3);
     void logUpdateAttributeIfIsolatedWorldAndInDocument(const char element[], const QualifiedName& attributeName, const AtomicString& oldValue, const AtomicString& newValue);
 
+    void taintElementIfFromIsolatedWorld();
+
     DECLARE_VIRTUAL_TRACE();
 
     SpellcheckAttributeState spellcheckAttributeState() const;
@@ -700,6 +703,8 @@ private:
     v8::Local<v8::Object> wrapCustomElement(v8::Isolate*, v8::Local<v8::Object> creationContext);
 
     RefPtrWillBeMember<ElementData> m_elementData;
+
+    int m_extensionOrigin;
 };
 
 DEFINE_NODE_TYPE_CASTS(Element, isElementNode());
@@ -867,6 +872,12 @@ inline void Element::invalidateStyleAttribute()
     elementData()->m_styleAttributeIsDirty = true;
 }
 
+inline void Element::setExtensionAttribution(int extensionWorld)
+{
+    ASSERT(elementData());
+    m_extensionOrigin = extensionWorld;
+}
+
 inline const StylePropertySet* Element::presentationAttributeStyle()
 {
     if (!elementData())