Update IDL to 1847

core/svg/SVGLengthList.idl

Index: core/svg/SVGLengthList.idl
diff --git a/core/svg/SVGLengthList.idl b/core/svg/SVGLengthList.idl
index 4149ab61eb972d4c880326436fd96d3e81b55917..eb9e60743d58581e77bbf0fd260baee4a5d54525 100644
--- a/core/svg/SVGLengthList.idl
+++ b/core/svg/SVGLengthList.idl
@@ -24,15 +24,19 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-interface SVGLengthList {
+[
+    ImplementedAs=SVGLengthListTearOff,
+    SetWrapperReferenceTo(SVGElement contextElement),
+    StrictTypeChecking,
+] interface SVGLengthList {
     readonly attribute unsigned long numberOfItems;
 
     [RaisesException] void clear();
-    [StrictTypeChecking, RaisesException] SVGLength initialize(SVGLength item);
-    [StrictTypeChecking, RaisesException] SVGLength getItem(unsigned long index);
-    [StrictTypeChecking, RaisesException] SVGLength insertItemBefore(SVGLength item, unsigned long index);
-    [StrictTypeChecking, RaisesException] SVGLength replaceItem(SVGLength item, unsigned long index);
-    [StrictTypeChecking, RaisesException] SVGLength removeItem(unsigned long index);
-    [StrictTypeChecking, RaisesException] SVGLength appendItem(SVGLength item);
+    [RaisesException] SVGLength initialize(SVGLength item);
+    [RaisesException] SVGLength getItem(unsigned long index);
+    [RaisesException] SVGLength insertItemBefore(SVGLength item, unsigned long index);
+    [RaisesException] SVGLength replaceItem(SVGLength item, unsigned long index);
+    [RaisesException] SVGLength removeItem(unsigned long index);
+    [RaisesException] SVGLength appendItem(SVGLength item);
 };