Revert "Roll IDL to multivm@910"

third_party/WebCore/dom/Element.idl

Index: third_party/WebCore/dom/Element.idl
diff --git a/third_party/WebCore/dom/Element.idl b/third_party/WebCore/dom/Element.idl
index 6b3427c3ac822acf71563a3fa417ae41f5166e44..fb60c73157badc029e75a825b71655afdf80d02f 100644
--- a/third_party/WebCore/dom/Element.idl
+++ b/third_party/WebCore/dom/Element.idl
@@ -120,10 +120,6 @@ module core {
         readonly attribute Element nextElementSibling;
         readonly attribute unsigned long childElementCount;
 
-        // DOM 4
-        void remove()
-            raises(DOMException);
-
 #if defined(LANGUAGE_JAVASCRIPT) && LANGUAGE_JAVASCRIPT
         // CSSOM View Module API
         ClientRectList getClientRects();
@@ -147,8 +143,7 @@ module core {
         [Conditional=POINTER_LOCK, V8EnabledAtRuntime=pointerLock] void webkitRequestPointerLock();
 
         // CSS Regions API
-        readonly attribute [Conditional=CSS_REGIONS] DOMString webkitRegionOverset;
-        [Conditional=CSS_REGIONS] sequence<Range> webkitGetRegionFlowRanges();
+        readonly attribute DOMString webkitRegionOverset;
 
 #if !defined(LANGUAGE_OBJECTIVE_C) || !LANGUAGE_OBJECTIVE_C
         // Event handler DOM attributes