_ChildrenElementList implements removeRange

sdk/lib/html/dartium/html_dartium.dart

Index: sdk/lib/html/dartium/html_dartium.dart
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index 556358e7908d9b72e48ea46ccb967f0053459339..d87ca4f80d137b320e4353c1a6d38b7594ad2cd7 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -13043,8 +13043,7 @@ class _ChildrenElementList extends ListBase<Element>
     for (var e in removed) e.remove();
   }
 
-  void setRange(int start, int end, Iterable<Element> iterable,
-      [int skipCount = 0]) {
+  void fillRange(int start, int end, [Element fillValue]) {
     throw new UnimplementedError();
   }
 
@@ -13052,7 +13051,12 @@ class _ChildrenElementList extends ListBase<Element>
     throw new UnimplementedError();
   }
 
-  void fillRange(int start, int end, [Element fillValue]) {
+  void removeRange(int start, int end) {
+    throw new UnimplementedError();
+  }
+
+  void setRange(int start, int end, Iterable<Element> iterable,
+      [int skipCount = 0]) {
     throw new UnimplementedError();
   }