Remove ENABLE_DIALOG_ELEMENT

Source/core/dom/Element.cpp

Index: Source/core/dom/Element.cpp
diff --git a/Source/core/dom/Element.cpp b/Source/core/dom/Element.cpp
index fd8edc04f28a8a212ce5a02adaa6a5efb06933f8..447a9faed74866495c913dadcf38584dbe62b620 100644
--- a/Source/core/dom/Element.cpp
+++ b/Source/core/dom/Element.cpp
@@ -1152,22 +1152,18 @@ void Element::setChangedSinceLastFormControlChangeEvent(bool)
 
 bool Element::isDisabledFormControl() const
 {
-#if ENABLE(DIALOG_ELEMENT)
     // FIXME: disabled and inert are separate concepts in the spec, but now we treat them as the same.
     // For example, an inert, non-disabled form control should not be grayed out.
     if (isInert())
         return true;
-#endif
     return false;
 }
 
-#if ENABLE(DIALOG_ELEMENT)
 bool Element::isInert() const
 {
     Element* dialog = document()->activeModalDialog();
     return dialog && !containsIncludingShadowDOM(dialog) && !dialog->containsIncludingShadowDOM(this);
 }
-#endif
 
 Node::InsertionNotificationRequest Element::insertedInto(ContainerNode* insertionPoint)
 {
@@ -1222,9 +1218,7 @@ void Element::removedFrom(ContainerNode* insertionPoint)
     if (Element* after = pseudoElement(AFTER))
         after->removedFrom(insertionPoint);
 
-#if ENABLE(DIALOG_ELEMENT)
     document()->removeFromTopLayer(this);
-#endif
     if (containsFullScreenElement())
         setContainsFullScreenElementOnAncestorsCrossingFrameBoundaries(false);
 
@@ -2477,7 +2471,6 @@ void Element::setContainsFullScreenElementOnAncestorsCrossingFrameBoundaries(boo
         element->setContainsFullScreenElement(flag);
 }
 
-#if ENABLE(DIALOG_ELEMENT)
 bool Element::isInTopLayer() const
 {
     return hasRareData() && elementRareData()->isInTopLayer();
@@ -2493,7 +2486,6 @@ void Element::setIsInTopLayer(bool inTopLayer)
     // top layer position, or in its usual place if not in the top layer.
     reattachIfAttached();
 }
-#endif
 
 void Element::webkitRequestPointerLock()
 {