Remove last vestiges of removeAll from typed lists.

runtime/lib/typed_data.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // patch classes for Int8List ..... Float64List and ByteData implementations.
 
 patch class Int8List {
   /* patch */ factory Int8List(int length) {
     return new _Int8Array(length);
   }
@@ skipping 414 matching lines @@
   bool remove(Object element) {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
   bool removeAt(int index) {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
-  void removeAll(Iterable elements) {
-    throw new UnsupportedError(
-        "Cannot remove from a non-extendable array");
-  }
-
-  void retainAll(Iterable elements) {
-    throw new UnsupportedError(
-        "Cannot remove from a non-extendable array");
-  }
-
   void removeWhere(bool test(element)) {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
   void retainWhere(bool test(element)) {
     throw new UnsupportedError(
         "Cannot remove from a non-extendable array");
   }
 
@@ skipping 2685 matching lines @@
     return value;
   }
   return object;
 }
 
 
 void _throwRangeError(int index, int length) {
   String message = "$index must be in the range [0..$length)";
   throw new RangeError(message);
 }