Removed IllegalAccessException and UnsupportedOperationException.

lib/html/templates/html/impl/impl_NodeList.darttemplate

Index: lib/html/templates/html/impl/impl_NodeList.darttemplate
diff --git a/lib/html/templates/html/impl/impl_NodeList.darttemplate b/lib/html/templates/html/impl/impl_NodeList.darttemplate
index 7a42e98ceb4075ec6cb723ebbeb5032a6a2d7148..970296a048ed3431f4f36d0da558ef8e8c44b84c 100644
--- a/lib/html/templates/html/impl/impl_NodeList.darttemplate
+++ b/lib/html/templates/html/impl/impl_NodeList.darttemplate
@@ -146,7 +146,7 @@ class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
   // From List<Node>:
 
   void sort([Comparator<Node> compare = Comparable.compare]) {
-    throw new UnsupportedOperationException("Cannot sort immutable List.");
+    throw new UnsupportedError("Cannot sort immutable List.");
   }
 
   int indexOf(Node element, [int start = 0]) =>
@@ -160,13 +160,13 @@ class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
 
   // FIXME: implement thesee.
   void setRange(int start, int rangeLength, List<Node> from, [int startFrom]) {
-    throw new UnsupportedOperationException("Cannot setRange on immutable List.");
+    throw new UnsupportedError("Cannot setRange on immutable List.");
   }
   void removeRange(int start, int rangeLength) {
-    throw new UnsupportedOperationException("Cannot removeRange on immutable List.");
+    throw new UnsupportedError("Cannot removeRange on immutable List.");
   }
   void insertRange(int start, int rangeLength, [Node initialValue]) {
-    throw new UnsupportedOperationException("Cannot insertRange on immutable List.");
+    throw new UnsupportedError("Cannot insertRange on immutable List.");
   }
   List<Node> getRange(int start, int rangeLength) =>
     new _NodeListWrapper(_Lists.getRange(this, start, rangeLength, <Node>[]));